On Windows, I got "Unable to delete directory". What's wrong?

本文探讨了在Windows系统中遇到无法删除目录错误的原因及解决方案。此问题可能源于资源被锁定,需要关闭相关资源句柄。文章提供了通过添加参数至clean命令以跳过错误的方法,并推荐使用Sysinternals的工具如ProcessExplorer或Handle来处理Windows句柄。

On Windows, I got "Unable to delete directory". What's wrong?

For instance, clean could fail if you already have opened a command line with target as the current dir. Windows locks some ressources and you need to close the handles on these ressources. To skip these errors, you could call clean with the command line parameter -Dmaven.clean.failOnError=false. For more information, refer to Ignoring Errors page.

Sysinternals produced a number of utilities, like Process Explorer or Handle that help you to deal with Windows handles.

 

【四旋翼无人机】具备螺旋桨倾斜机构的全驱动四旋翼无人机:建模与控制研究(Matlab代码、Simulink仿真实现)内容概要:本文围绕具备螺旋桨倾斜机构的全驱动四旋翼无人机展开研究,重点探讨其系统建模与控制策略,结合Matlab代码与Simulink仿真实现。文章详细分析了无人机的动力学模型,特别是引入螺旋桨倾斜机构后带来的全驱动特性,使其在姿态与位置控制上具备更强的机动性与自由度。研究涵盖了非线性系统建模、控制器设计(如PID、MPC、非线性控制等)、仿真验证及动态响应分析,旨在提升无人机在复杂环境下的稳定性和控制精度。同时,文中提供的Matlab/Simulink资源便于读者复现实验并进一步优化控制算法。; 适合人群:具备一定控制理论基础和Matlab/Simulink仿真经验的研究生、科研人员及无人机控制系统开发工程师,尤其适合从事飞行器建模与先进控制算法研究的专业人员。; 使用场景及目标:①用于全驱动四旋翼无人机的动力学建模与仿真平台搭建;②研究先进控制算法(如模型预测控制、非线性控制)在无人机系统中的应用;③支持科研论文复现、课程设计或毕业课题开发,推动无人机高机动控制技术的研究进展。; 阅读建议:建议读者结合文档提供的Matlab代码与Simulink模型,逐步实现建模与控制算法,重点关注坐标系定义、力矩分配逻辑及控制闭环的设计细节,同时可通过修改参数和添加扰动来验证系统的鲁棒性与适应性。
2025-10-29T09:43:40.048204Z 0 [System] [MY-010116] [Server] E:\phpstudy_pro\COM\..\Extensions\MySQL8.0.12\\bin\mysqld.exe (mysqld 8.0.12) starting as process 10824 09:43:40 UTC - mysqld got exception 0xc0000005 ; This could be because you hit a bug. It is also possible that this binary or one of the libraries it was linked against is corrupt, improperly built, or misconfigured. This error can also be caused by malfunctioning hardware. Attempting to collect some information that could help diagnose the problem. As this is a crash and something is definitely wrong, the information collection process might fail. key_buffer_size=33554432 read_buffer_size=524288 max_used_connections=0 max_threads=209 thread_count=1 connection_count=0 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 195376 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x2cd7d931d60 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... 7ff9880356ad ucrtbase.dll!_itoa() 7ff987fe9cfb ucrtbase.dll!___lc_locale_name_func() 7ff987fee541 ucrtbase.dll!_free_base() 7ff987fe8588 ucrtbase.dll!__stdio_common_vsprintf() 7ff71a729629 mysqld.exe!snprintf() 7ff71b6bf413 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6bd3d1 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6c3d6a mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5e33d6 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5df6af mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b44a2e5 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71b387e27 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71a7ac39f mysqld.exe!?set_query_id@THD@@QEAAX_J@Z() 7ff71b883e87 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b49b1dc mysqld.exe!?my_thread_join@@YAHPEAUmy_thread_handle@@PEAPEAX@Z() 7ff987fd37b0 ucrtbase.dll!wcsrchr() 7ff98923e8d7 KERNEL32.DLL!BaseThreadInitThunk() 7ff98ac0c53c ntdll.dll!RtlUserThreadStart() Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (0): Connection ID (thread ID): 1 Status: NOT_KILLED The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2025-10-29T09:47:53.204064Z 0 [System] [MY-010116] [Server] E:\phpstudy_pro\COM\..\Extensions\MySQL8.0.12\\bin\mysqld.exe (mysqld 8.0.12) starting as process 1068 09:47:53 UTC - mysqld got exception 0xc0000005 ; This could be because you hit a bug. It is also possible that this binary or one of the libraries it was linked against is corrupt, improperly built, or misconfigured. This error can also be caused by malfunctioning hardware. Attempting to collect some information that could help diagnose the problem. As this is a crash and something is definitely wrong, the information collection process might fail. key_buffer_size=33554432 read_buffer_size=524288 max_used_connections=0 max_threads=209 thread_count=1 connection_count=0 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 195376 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x2da01b22020 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... 7ff9880356ad ucrtbase.dll!_itoa() 7ff987fe9cfb ucrtbase.dll!___lc_locale_name_func() 7ff987fee541 ucrtbase.dll!_free_base() 7ff987fe8588 ucrtbase.dll!__stdio_common_vsprintf() 7ff71a729629 mysqld.exe!snprintf() 7ff71b6bf413 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6bd3d1 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6c3d6a mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5e33d6 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5df6af mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b44a2e5 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71b387e27 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71a7ac39f mysqld.exe!?set_query_id@THD@@QEAAX_J@Z() 7ff71b883e87 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b49b1dc mysqld.exe!?my_thread_join@@YAHPEAUmy_thread_handle@@PEAPEAX@Z() 7ff987fd37b0 ucrtbase.dll!wcsrchr() 7ff98923e8d7 KERNEL32.DLL!BaseThreadInitThunk() 7ff98ac0c53c ntdll.dll!RtlUserThreadStart() Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (0): Connection ID (thread ID): 1 Status: NOT_KILLED The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2025-10-29T09:49:03.248159Z 0 [System] [MY-010116] [Server] E:\phpstudy_pro\COM\..\Extensions\MySQL8.0.12\\bin\mysqld.exe (mysqld 8.0.12) starting as process 26020 09:49:03 UTC - mysqld got exception 0xc0000005 ; This could be because you hit a bug. It is also possible that this binary or one of the libraries it was linked against is corrupt, improperly built, or misconfigured. This error can also be caused by malfunctioning hardware. Attempting to collect some information that could help diagnose the problem. As this is a crash and something is definitely wrong, the information collection process might fail. key_buffer_size=33554432 read_buffer_size=524288 max_used_connections=0 max_threads=209 thread_count=1 connection_count=0 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 195376 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x21ef6d81640 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... 7ff9880356ad ucrtbase.dll!_itoa() 7ff987fe9cfb ucrtbase.dll!___lc_locale_name_func() 7ff987fee541 ucrtbase.dll!_free_base() 7ff987fe8588 ucrtbase.dll!__stdio_common_vsprintf() 7ff71a729629 mysqld.exe!snprintf() 7ff71b6bf413 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6bd3d1 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6c3d6a mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5e33d6 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5df6af mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b44a2e5 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71b387e27 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71a7ac39f mysqld.exe!?set_query_id@THD@@QEAAX_J@Z() 7ff71b883e87 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b49b1dc mysqld.exe!?my_thread_join@@YAHPEAUmy_thread_handle@@PEAPEAX@Z() 7ff987fd37b0 ucrtbase.dll!wcsrchr() 7ff98923e8d7 KERNEL32.DLL!BaseThreadInitThunk() 7ff98ac0c53c ntdll.dll!RtlUserThreadStart() Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (0): Connection ID (thread ID): 1 Status: NOT_KILLED The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2025-10-29T09:49:18.338358Z 0 [System] [MY-010116] [Server] E:\phpstudy_pro\COM\..\Extensions\MySQL8.0.12\\bin\mysqld.exe (mysqld 8.0.12) starting as process 3428 09:49:18 UTC - mysqld got exception 0xc0000005 ; This could be because you hit a bug. It is also possible that this binary or one of the libraries it was linked against is corrupt, improperly built, or misconfigured. This error can also be caused by malfunctioning hardware. Attempting to collect some information that could help diagnose the problem. As this is a crash and something is definitely wrong, the information collection process might fail. key_buffer_size=33554432 read_buffer_size=524288 max_used_connections=0 max_threads=209 thread_count=1 connection_count=0 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 195376 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x111b09fdd00 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... 7ff9880356ad ucrtbase.dll!_itoa() 7ff987fe9cfb ucrtbase.dll!___lc_locale_name_func() 7ff987fee541 ucrtbase.dll!_free_base() 7ff987fe8588 ucrtbase.dll!__stdio_common_vsprintf() 7ff71a729629 mysqld.exe!snprintf() 7ff71b6bf413 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6bd3d1 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6c3d6a mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5e33d6 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5df6af mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b44a2e5 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71b387e27 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71a7ac39f mysqld.exe!?set_query_id@THD@@QEAAX_J@Z() 7ff71b883e87 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b49b1dc mysqld.exe!?my_thread_join@@YAHPEAUmy_thread_handle@@PEAPEAX@Z() 7ff987fd37b0 ucrtbase.dll!wcsrchr() 7ff98923e8d7 KERNEL32.DLL!BaseThreadInitThunk() 7ff98ac0c53c ntdll.dll!RtlUserThreadStart() Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (0): Connection ID (thread ID): 1 Status: NOT_KILLED The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2025-10-29T09:49:23.432442Z 0 [System] [MY-010116] [Server] E:\phpstudy_pro\COM\..\Extensions\MySQL8.0.12\\bin\mysqld.exe (mysqld 8.0.12) starting as process 30900 09:49:23 UTC - mysqld got exception 0xc0000005 ; This could be because you hit a bug. It is also possible that this binary or one of the libraries it was linked against is corrupt, improperly built, or misconfigured. This error can also be caused by malfunctioning hardware. Attempting to collect some information that could help diagnose the problem. As this is a crash and something is definitely wrong, the information collection process might fail. key_buffer_size=33554432 read_buffer_size=524288 max_used_connections=0 max_threads=209 thread_count=1 connection_count=0 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 195376 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x1ab91161380 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... 7ff9880356ad ucrtbase.dll!_itoa() 7ff987fe9cfb ucrtbase.dll!___lc_locale_name_func() 7ff987fee541 ucrtbase.dll!_free_base() 7ff987fe8588 ucrtbase.dll!__stdio_common_vsprintf() 7ff71a729629 mysqld.exe!snprintf() 7ff71b6bf413 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6bd3d1 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6c3d6a mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5e33d6 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5df6af mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b44a2e5 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71b387e27 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71a7ac39f mysqld.exe!?set_query_id@THD@@QEAAX_J@Z() 7ff71b883e87 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b49b1dc mysqld.exe!?my_thread_join@@YAHPEAUmy_thread_handle@@PEAPEAX@Z() 7ff987fd37b0 ucrtbase.dll!wcsrchr() 7ff98923e8d7 KERNEL32.DLL!BaseThreadInitThunk() 7ff98ac0c53c ntdll.dll!RtlUserThreadStart() Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (0): Connection ID (thread ID): 1 Status: NOT_KILLED The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2025-10-29T09:49:23.978863Z 0 [System] [MY-010116] [Server] E:\phpstudy_pro\COM\..\Extensions\MySQL8.0.12\\bin\mysqld.exe (mysqld 8.0.12) starting as process 4104 09:49:24 UTC - mysqld got exception 0xc0000005 ; This could be because you hit a bug. It is also possible that this binary or one of the libraries it was linked against is corrupt, improperly built, or misconfigured. This error can also be caused by malfunctioning hardware. Attempting to collect some information that could help diagnose the problem. As this is a crash and something is definitely wrong, the information collection process might fail. key_buffer_size=33554432 read_buffer_size=524288 max_used_connections=0 max_threads=209 thread_count=1 connection_count=0 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 195376 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x2c2e1d1f7e0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... 7ff9880356ad ucrtbase.dll!_itoa() 7ff987fe9cfb ucrtbase.dll!___lc_locale_name_func() 7ff987fee541 ucrtbase.dll!_free_base() 7ff987fe8588 ucrtbase.dll!__stdio_common_vsprintf() 7ff71a729629 mysqld.exe!snprintf() 7ff71b6bf413 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6bd3d1 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6c3d6a mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5e33d6 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5df6af mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b44a2e5 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71b387e27 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71a7ac39f mysqld.exe!?set_query_id@THD@@QEAAX_J@Z() 7ff71b883e87 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b49b1dc mysqld.exe!?my_thread_join@@YAHPEAUmy_thread_handle@@PEAPEAX@Z() 7ff987fd37b0 ucrtbase.dll!wcsrchr() 7ff98923e8d7 KERNEL32.DLL!BaseThreadInitThunk() 7ff98ac0c53c ntdll.dll!RtlUserThreadStart() Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (0): Connection ID (thread ID): 1 Status: NOT_KILLED The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2025-10-29T09:53:42.547200Z 0 [System] [MY-010116] [Server] E:\phpstudy_pro\COM\..\Extensions\MySQL8.0.12\\bin\mysqld.exe (mysqld 8.0.12) starting as process 27520 09:53:42 UTC - mysqld got exception 0xc0000005 ; This could be because you hit a bug. It is also possible that this binary or one of the libraries it was linked against is corrupt, improperly built, or misconfigured. This error can also be caused by malfunctioning hardware. Attempting to collect some information that could help diagnose the problem. As this is a crash and something is definitely wrong, the information collection process might fail. key_buffer_size=33554432 read_buffer_size=524288 max_used_connections=0 max_threads=209 thread_count=1 connection_count=0 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 195376 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x236b2963980 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... 7ff9880356ad ucrtbase.dll!_itoa() 7ff987fe9cfb ucrtbase.dll!___lc_locale_name_func() 7ff987fee541 ucrtbase.dll!_free_base() 7ff987fe8588 ucrtbase.dll!__stdio_common_vsprintf() 7ff71a729629 mysqld.exe!snprintf() 7ff71b6bf413 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6bd3d1 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b6c3d6a mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5e33d6 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b5df6af mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b44a2e5 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71b387e27 mysqld.exe!?init@Rpl_info_values@@QEAA_NXZ() 7ff71a7ac39f mysqld.exe!?set_query_id@THD@@QEAAX_J@Z() 7ff71b883e87 mysqld.exe!??1?$lock_guard@Vmutex@std@@@std@@QEAA@XZ() 7ff71b49b1dc mysqld.exe!?my_thread_join@@YAHPEAUmy_thread_handle@@PEAPEAX@Z() 7ff987fd37b0 ucrtbase.dll!wcsrchr() 7ff98923e8d7 KERNEL32.DLL!BaseThreadInitThunk() 7ff98ac0c53c ntdll.dll!RtlUserThreadStart() Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (0): Connection ID (thread ID): 1 Status: NOT_KILLED The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash.
10-30
<think>我们面对的是MySQL 8.0.12在Windows上启动时报错0xc0000005(内存访问冲突)的问题。该错误通常由以下原因引起: 1. 内存不兼容(MySQL与系统或其他软件冲突) 2. 损坏的二进制文件 3. 数据文件损坏 4. 不正确的内存设置(如innodb_buffer_pool_size过大) 5. 杀毒软件干扰 以下为系统化的解决步骤: --- ### 🔍 步骤1:检查错误日志 首先定位错误日志位置(通常在`E:\phpstudy_pro\Extensions\MySQL8.0.12\data`目录下,后缀为`.err`的文件),检查其中是否有更详细的错误描述。 --- ### 步骤2:安全模式启动 尝试以最小配置启动,排除配置问题: 1. 创建临时配置文件`my-minimal.ini`,内容如下: ```ini [mysqld] basedir="E:/phpstudy_pro/Extensions/MySQL8.0.12" datadir="E:/phpstudy_pro/Extensions/MySQL8.0.12/data" port=3306 # 禁用可能引起冲突的模块 skip-grant-tables performance_schema=OFF # 降低内存使用 innodb_buffer_pool_size=8M key_buffer_size=1M max_allowed_packet=1M ``` 2. 指定该配置文件启动服务: ```cmd mysqld --defaults-file="E:\phpstudy_pro\Extensions\MySQL8.0.12\my-minimal.ini" ``` > 观察控制台输出的错误信息。 --- ### 🔧 步骤3:修复二进制文件 1. **验证文件完整性**: - 检查`bin`目录下`mysqld.exe`的文件大小(正常应约50MB+) - 通过MD5校验(对比官方发布的MD5值) 2. **重新解压安装包**: 从MySQL官网下载相同版本的压缩包,替换`bin`目录下的文件。 --- ### 步骤4:修复数据文件 若日志中出现`InnoDB`相关错误,尝试重建系统表: ```cmd # 停止服务(如果已注册) net stop mysql # 备份data目录(重要!) # 初始化数据目录(保留原有数据需先备份) mysqld --initialize-insecure --user=mysql ``` --- ### 步骤5:内存诊断 1. **运行内存测试工具**(如Windows Memory Diagnostic)检测物理内存故障。 2. **调整虚拟内存**: - 右键“此电脑” → 属性 → 高级系统设置 → 性能设置 → 高级 → 虚拟内存更改 - 设置为系统托管。 --- ### ⚔ 步骤6:排除第三方干扰 1. 临时禁用杀毒软件(特别是带有内存防护功能的软件)。 2. 在干净启动模式下测试: - 按`Win+R`输入`msconfig` → 选择“有选择的启动” → 取消“加载启动项” - 在“服务”选项卡勾选“隐藏所有Microsoft服务” → 点击“全部禁用” - 重启后尝试启动MySQL。 --- ### ⚙ 步骤7:更新系统组件 安装最新Windows更新,并重点修复: 1. Visual C++运行库(安装2015-2022版本) 2. .NET Framework 4.8 --- ### 📌 典型解决案例 > 案例1:某用户因`Avast`杀毒软件的"内存扫描"功能导致0xc0000005,关闭后解决[^1]。 > 案例2:`innodb_flush_method`参数被设为`O_DIRECT`,但Windows不支持,改为`normal`后正常[^2]。 --- ### 📚 相关问题 1. MySQL错误日志中如何识别内存访问冲突的具体原因? 2. Windows系统下如何彻底卸载并重装MySQL 8.0? 3. 如何验证MySQL二进制文件的完整性? </think>MySQL 8.0.12 启动时出现 `0xc0000005` 异常(内存访问冲突)的解决方案如下,这是Windows系统常见的应用程序错误,通常由内存权限或兼容性问题引起: --- ### 🔧 解决步骤(按优先级排序) #### 步骤1:授予权限(关键) 1. 右键单击MySQL安装目录 → **属性** → **安全** → **编辑** 2. 添加用户 `Everyone` → 勾选 **完全控制** 权限 3. 特别检查以下目录权限: - `E:\phpstudy_pro\Extensions\MySQL8.0.12\`(主目录) - `E:\phpstudy_pro\Extensions\MySQL8.0.12\data`(数据目录) 4. 应用更改后重启服务: ```cmd net stop mysql net start mysql ``` #### 步骤2:修复内存冲突 在 `my.ini` 中添加内存限制配置(位于 `MySQL8.0.12` 目录): ```ini [mysqld] innodb_buffer_pool_size = 64M # 降低内存占用 key_buffer_size = 16M max_allowed_packet = 16M performance_schema = OFF # 关闭性能监控 ``` #### 步骤3:检查兼容性 1. 右键点击 `mysqld.exe` → **属性** → **兼容性** 2. 启用: - ✔️ 以管理员身份运行此程序 - ✔️ Windows 8 兼容模式 3. 禁用: - ✖️ 全屏优化 #### 步骤4:修复系统组件 1. 运行系统文件检查: ```cmd sfc /scannow ``` 2. 修复运行库: - 安装 [Visual C++ Redistributable 最新版](https://aka.ms/vs/17/release/vc_redist.x64.exe) - 安装 [.NET Framework 4.8](https://dotnet.microsoft.com/download/dotnet-framework) #### 步骤5:彻底重装 ```cmd # 卸载服务 mysqld --remove sc delete mysql # 清理数据(先备份!) rmdir /s /q E:\phpstudy_pro\Extensions\MySQL8.0.12\data # 重建系统表 mysqld --initialize-insecure --user=mysql # 重装服务 mysqld --install net start mysql ``` --- ### ️ 其他可能性排查 1. **杀毒软件冲突**: 临时禁用Windows Defender或其他安全软件的实时防护 2. **内存硬件故障**: 运行 `mdsched.exe` 执行Windows内存诊断 3. **第三方驱动冲突**: 在干净启动模式下测试: ```cmd msconfig → 选择"有选择的启动" → 取消"加载启动项" ``` --- ### 💡 诊断辅助 检查MySQL错误日志获取具体线索: ``` E:\phpstudy_pro\Extensions\MySQL8.0.12\data\<主机名>.err ``` 若出现 `Attempted to read or write protected memory` 等提示,表明权限问题未解决[^1]。 --- ### 📚 相关问题 1. 如何修复Windows系统文件损坏导致的MySQL启动失败? 2. MySQL 8.0要求的最低Windows系统版本是多少? 3. 使用phpStudy时如何正确配置多个MySQL实例?
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