MATLAB打不开,选择licenses激活成功后还是要激活

本文提供了一种解决MATLAB许可证到期问题的方法。通过创建一个新的许可证文件(.lic),并在其中添加特定的产品许可代码,可以成功激活软件并使用其所有功能。

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2017国庆前还用matlab写了程序,现在想看看当时的程序,哪知道几个月不用,MATLAB打不开了,提示要激活。


图1.激活页面

因为之前都能用,那肯定是有许可证文件的,所以我选择了不适用Internet手动激活,然后要求选择许可证文件,我就到我的安装目录(D:\Program Files\MATLAB\R2013a\licenses)下找了licenses文件夹,选择了里面的文件 (license_5D4RMQAJVPSITG6_724504_R2013a.lic),然后就显示激活完成。


图2.激活完成

但是呢!!!开心太早。再打开matlab的时候又弹出了图的激活页面。我想可能激活了没有重启吧!然后又做了一遍,还是不行。就在网上去搜,果不然,大神还是大大的有!!!

https://www.jianshu.com/p/93e5f816bc26原来是licenses过期了,只要重新换个lic文件就可以用了。

解决办法
1、进入MATLAB的licenses文件夹,里面会有一个后缀为.lic的许可证文件
2、在桌面新建一个和该许可证文件同名的.txt文件,复制.lic中开头的以#开头的几行(通常为4行),我的是

# MATLAB license passcode file for use with FLEXlm.
# LicenseNo: 724504   HostID: ANY
# Standalone license file
#

3、继续在下方添加如下代码
INCREMENT Aerospace_Blockset MLM 99 permanent uncounted \
A05070F00D1EB1F92326 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=216 SN=888888 TS_OK
INCREMENT Aerospace_Toolbox MLM 99 permanent uncounted \
6090F0C08395D4289512 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=237 SN=888888 TS_OK
INCREMENT Bioinformatics_Toolbox MLM 99 permanent uncounted \
40E0B0406DE56D23A426 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=190 SN=888888 TS_OK
INCREMENT Cert_Kit_IEC MLM 99 permanent uncounted \
9080309041D2DCCB2B10 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=179 SN=888888 TS_OK
INCREMENT Communication_Blocks MLM 99 permanent uncounted \
80E010304ACCEEB5E0AA VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=77 SN=888888 TS_OK
INCREMENT Communication_Toolbox MLM 99 permanent uncounted \
C0003000770A1A086530 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=162 SN=888888 TS_OK
INCREMENT Compiler MLM 99 permanent uncounted 60D0C0F0DC03C2F72FF7 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=232 SN=888888 TS_OK
INCREMENT Control_Toolbox MLM 99 permanent uncounted \
6020E0B00B7ECE0893BB VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=7 \
SN=888888 TS_OK
INCREMENT Curve_Fitting_Toolbox MLM 99 permanent uncounted \
10703080061FF9DA5A81 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=229 SN=888888 TS_OK
INCREMENT Data_Acq_Toolbox MLM 99 permanent uncounted \
E0B0E0E05124CF4A1A8D VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=21 SN=888888 TS_OK
INCREMENT Database_Toolbox MLM 99 permanent uncounted \
0010D0B02CA7353F8314 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=230 SN=888888 TS_OK
INCREMENT Datafeed_Toolbox MLM 99 permanent uncounted \
40905060D1ECD939538F VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=185 SN=888888 TS_OK
INCREMENT Dial_and_Gauge_Blocks MLM 99 permanent uncounted \
A0F05070AA9AEBF40588 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=226 SN=888888 TS_OK
INCREMENT Distrib_Computing_Toolbox MLM 99 permanent uncounted \
5000D00031D2C6B89F9C VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=229 SN=888888 TS_OK
INCREMENT EDA_Simulator_Link MLM 99 permanent uncounted \
E070C0C02B4B90B5A8D0 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=205 SN=888888 TS_OK
INCREMENT Econometrics_Toolbox MLM 99 permanent uncounted \
505010F00EB1289A73BA VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=149 SN=888888 TS_OK
INCREMENT Embedded_IDE_Link MLM 99 permanent uncounted \
90E01090A9BDA4FF67D7 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=254 SN=888888 TS_OK
INCREMENT Excel_Link MLM 99 permanent uncounted E0800080FED6DF10E43F \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=207 SN=888888 TS_OK
INCREMENT Filter_Design_HDL_Coder MLM 99 permanent uncounted \
3050B02039903259577E VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=181 SN=888888 TS_OK
INCREMENT Filter_Design_Toolbox MLM 99 permanent uncounted \
3000E0B02C875CDF5823 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=239 SN=888888 TS_OK
INCREMENT Fin_Derivatives_Toolbox MLM 99 permanent uncounted \
70A010D017A8FA7CE955 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=247 SN=888888 TS_OK
INCREMENT Financial_Toolbox MLM 99 permanent uncounted \
20E050A0ACC6A69E7AEE VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=241 SN=888888 TS_OK
INCREMENT Fixed-Point_Blocks MLM 99 permanent uncounted \
E0206040ED6EF9BCCB3B VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=11 SN=888888 TS_OK
INCREMENT Fixed_Income_Toolbox MLM 99 permanent uncounted \
50E090D0C130F6416176 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=132 SN=888888 TS_OK
INCREMENT Fixed_Point_Toolbox MLM 99 permanent uncounted \
C07000703494010EF55C VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=154 SN=888888 TS_OK
INCREMENT Fuzzy_Toolbox MLM 99 permanent uncounted \
D04010B048FB8D350E4E VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=233 SN=888888 TS_OK
INCREMENT GADS_Toolbox MLM 99 permanent uncounted \
50D0900087384B51643A VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=210 SN=888888 TS_OK
INCREMENT Identification_Toolbox MLM 99 permanent uncounted \
00707080A0CC0D8FB71E VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=190 SN=888888 TS_OK
INCREMENT Image_Acquisition_Toolbox MLM 99 permanent uncounted \
50D0D0905C22130C4D2A VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=208 SN=888888 TS_OK
INCREMENT Image_Toolbox MLM 99 permanent uncounted \
B01030E0F517B496275C VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=133 SN=888888 TS_OK
INCREMENT Instr_Control_Toolbox MLM 99 permanent uncounted \
80C0505033C162F3017F VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=169 SN=888888 TS_OK
INCREMENT MAP_Toolbox MLM 99 permanent uncounted C090E0E022BD3BA852B3 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=4 SN=888888 TS_OK
INCREMENT MATLAB_Report_Gen MLM 99 permanent uncounted \
80B000B00052F620FB11 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=190 SN=888888 TS_OK
INCREMENT MATLAB_Distrib_Comp_Engine MLM 99 permanent uncounted \
804080300CB545FBECE8 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=233 SN=888888 TS_OK
INCREMENT MATLAB_Builder_for_Java MLM 99 permanent uncounted \
404040707C2CA5639DEE VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=186 SN=888888 TS_OK
INCREMENT MATLAB_Builder_for_dot_Net MLM 99 permanent uncounted \
8070E0D0FFAA645DA39D VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=255 SN=888888 TS_OK
INCREMENT MATLAB MLM 99 permanent uncounted 50E0F0D08F6CEF24CC5B \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=14 SN=888888 TS_OK
INCREMENT MATLAB_Excel_Builder MLM 99 permanent uncounted \
50106010BCBF479623D9 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=206 SN=888888 TS_OK
INCREMENT MBC_Toolbox MLM 99 permanent uncounted B05000C02F157C5BEE28 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=198 SN=888888 TS_OK
INCREMENT MPC_Toolbox MLM 99 permanent uncounted 3050206087BF1C33045E \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=203 SN=888888 TS_OK
INCREMENT Neural_Network_Toolbox MLM 99 permanent uncounted \
D0009010451EEB5A283F VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=198 SN=888888 TS_OK
INCREMENT OPC_Toolbox MLM 99 permanent uncounted 50F070404BE7E269740A \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=198 SN=888888 TS_OK
INCREMENT Optimization_Toolbox MLM 99 permanent uncounted \
E0F00030546D043DF202 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=152 SN=888888 TS_OK
INCREMENT PDE_Toolbox MLM 99 permanent uncounted 5080705081D393548E6E \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=166 SN=888888 TS_OK
INCREMENT Power_System_Blocks MLM 99 permanent uncounted \
90405000B77AC9D2CBB9 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=216 SN=888888 TS_OK
INCREMENT Qual_Kit_DO MLM 99 permanent uncounted D01010C04E05A80BCD10 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=190 SN=888888 TS_OK
INCREMENT RF_Blockset MLM 99 permanent uncounted A0A00020B1FED5C15465 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=201 SN=888888 TS_OK
INCREMENT RF_Toolbox MLM 99 permanent uncounted 90F0905068868B4A97C8 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=168 SN=888888 TS_OK
INCREMENT RTW_Embedded_Coder MLM 99 permanent uncounted \
A0D0E0C0B3978D64A1A3 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=250 SN=888888 TS_OK
INCREMENT Real-Time_Win_Target MLM 99 permanent uncounted \
300060D0E68A928A0DBC VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=208 SN=888888 TS_OK
INCREMENT Real-Time_Workshop MLM 99 permanent uncounted \
7020D04006040066FAEA VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=134 SN=888888 TS_OK
INCREMENT Robust_Toolbox MLM 99 permanent uncounted \
1040201098A2D1E80D25 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=173 SN=888888 TS_OK
INCREMENT SIMULINK MLM 99 permanent uncounted 30D05030E2F9BBB8FCC2 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=213 SN=888888 TS_OK
INCREMENT SIMULINK_Report_Gen MLM 99 permanent uncounted \
E070B070769E869B6A03 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=206 SN=888888 TS_OK
INCREMENT SL_Verification_Validation MLM 99 permanent uncounted \
C0309000FB238CC772CC VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=251 SN=888888 TS_OK
INCREMENT Signal_Blocks MLM 99 permanent uncounted \
F000A0702665C46E07FF VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=196 SN=888888 TS_OK
INCREMENT Signal_Toolbox MLM 99 permanent uncounted \
E070B0403768324D14C1 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=185 SN=888888 TS_OK
INCREMENT SimBiology MLM 99 permanent uncounted 404080202CFCE52296A3 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=187 SN=888888 TS_OK
INCREMENT SimDriveline MLM 99 permanent uncounted \
B030A0704195F94612EF VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=163 SN=888888 TS_OK
INCREMENT SimElectronics MLM 99 permanent uncounted \
F0D050A035E4883B1E9D VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=246 SN=888888 TS_OK
INCREMENT SimEvents MLM 99 permanent uncounted 30E02040EB0C922C71A0 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=216 SN=888888 TS_OK
INCREMENT SimHydraulics MLM 99 permanent uncounted \
C07090B0F394787D61B7 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=185 SN=888888 TS_OK
INCREMENT SimMechanics MLM 99 permanent uncounted \
909000103231C13BB4BB VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=148 SN=888888 TS_OK
INCREMENT Simscape MLM 99 permanent uncounted 8020D0906FAC13D095EC \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=211 SN=888888 TS_OK
INCREMENT Simulink_Control_Design MLM 99 permanent uncounted \
D09060704E819BCDDD32 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=206 SN=888888 TS_OK
INCREMENT Simulink_Design_Optim MLM 99 permanent uncounted \
6020C080F9B2D2F92E1C VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=243 SN=888888 TS_OK
INCREMENT Simulink_Design_Verifier MLM 99 permanent uncounted \
8080D0002C390CBB546E VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=196 SN=888888 TS_OK
INCREMENT Simulink_HDL_Coder MLM 99 permanent uncounted \
F05000C0108BB935AD39 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=215 SN=888888 TS_OK
INCREMENT Simulink_PLC_Coder MLM 99 permanent uncounted \
803090F0C42068269D45 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=194 SN=888888 TS_OK
INCREMENT Spline_Toolbox MLM 99 permanent uncounted \
30E0B0A014330227515B VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=112 SN=888888 TS_OK
INCREMENT Stateflow_Coder MLM 99 permanent uncounted \
2050D0B06F85F87E216B VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=199 SN=888888 TS_OK
INCREMENT Stateflow MLM 99 permanent uncounted 4030C0C01E0B917BED3F \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=223 SN=888888 TS_OK
INCREMENT Statistics_Toolbox MLM 99 permanent uncounted \
7010C05033AC51015B7C VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=178 SN=888888 TS_OK
INCREMENT Symbolic_Toolbox MLM 99 permanent uncounted \
80D09090A1ADD082F35D VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=33 SN=888888 TS_OK
INCREMENT SystemTest MLM 99 permanent uncounted B0A0A0E039DA5A2F4AA0 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=29 SN=888888 TS_OK
INCREMENT Target_Support_Package MLM 99 permanent uncounted \
207000609E1847CC5A6E VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=172 SN=888888 TS_OK
INCREMENT Vehicle_Network_Toolbox MLM 99 permanent uncounted \
00C02010ABF2A8B8152B VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=11 SN=888888 TS_OK
INCREMENT Video_and_Image_Blockset MLM 99 permanent uncounted \
107070B0AF7901361B1E VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=162 SN=888888 TS_OK
INCREMENT Virtual_Reality_Toolbox MLM 99 permanent uncounted \
B010002042F6C767442D VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=205 SN=888888 TS_OK
INCREMENT Wavelet_Toolbox MLM 99 permanent uncounted \
30C0F0800F9B41DD8577 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=238 SN=888888 TS_OK
INCREMENT XPC_Embedded_Option MLM 99 permanent uncounted \
102000905C51C5DE4BF0 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=174 SN=888888 TS_OK
INCREMENT XPC_Target MLM 99 permanent uncounted 6090B0000421BEBA6810 \
VENDOR_STRING=QQ=47399897 HOSTID=ANY ck=136 SN=888888 TS_OK
INCREMENT Sensor_Array_Toolbox MLM 99 permanent uncounted \
E0008030D7E6251042F1 VENDOR_STRING=QQ=47399897 HOSTID=ANY \
ck=179 SN=888888 TS_OK
4、将.txt文件后缀修改为.lic,替换原有的.lic文件。
不要问我为什么要这样写lic文件,我也不知道。反正这样就能用了!!!!!!!!

### Matlab 2024b 安装报错无法打开解决方案 在安装和配置 MATLAB 2024b 的过程中,可能会遇到多种类型的错误问题。以下是针对常见错误及其可能的解决方案: #### 1. **许可管理错误 (License Manager Error)** 如果在启动 MATLAB 时收到类似于 `License Manager Error` 的提示,则可能是由于许可证文件配置不正确引起的。可以尝试以下方法解决问题: - 将合法的许可证文件(通常名为 `license.lic` 或类似的名称)复制到 MATLAB 安装目录下的 `licenses` 文件夹中[^4]。例如,默认路径通常是 `C:\Program Files\MATLAB\R2024b\licenses`。 - 如果许可证文件已存在,请确认其内容是否匹配当前计算机的硬件信息,并确保网络连接正常以便激活在线许可证。 #### 2. **依赖库缺失或版本冲突** 某些情况下,MATLAB 可能因缺少必要的动态链接库而无法启动。这可以通过以下方式修复: - 确认操作系统环境变量中的 `PATH` 是否包含了 MATLAB 所需的动态库路径。对于 Windows 用户,应检查 `System Properties -> Environment Variables` 中的相关设置;而对于 Linux 用户,则需要编辑 `.bashrc` 文件并添加类似以下的内容: ```bash export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/path/to/matlab/lib/ ``` - 若仍存在问题,可手动替换特定的共享对象文件(如 `libmwservices.so`),将其从可信来源获取的修补版覆盖至安装目录下对应的子文件夹中[^1]。 #### 3. **图形界面初始化失败** 当首次运行新版本 MATLAB 后发现 GUI 不显示或者崩溃退出时,考虑执行以下操作来排查原因: - 清理旧版残留数据:删除 `%APPDATA%\MathWorks\MATLAB` 和其他关联缓存文件夹内的所有记录。 - 使用命令行参数指定兼容模式启动程序试试看效果如何变化比如加上 `-softwareopengl` 参数强制软件渲染代替硬件加速功能启用看看有没有改善情况发生。 #### 4. **编译器支持不足** 如果你计划利用内置 Simulink 模型仿真等功能却遭遇构建阶段异常终止的话,那么很可能是所选 C/C++ 编译器不符合官方推荐列表所致。此时建议参照最新文档指南完成相应调整工作包括但不限于更换成受支持的新一代产品实例像 Visual Studio Community Edition 这样的免费选项也是可行的选择之一同时记得同步更新配套 SDK 组件包以保障整体稳定性表现达到预期目标水平之上才行哦[^2]. ```python import matlab.engine as enginestartup try: engine = enginestartup.start_matlab() except Exception as e: print(f"Failed to start MATLAB due to {e}") finally: if 'engine' in locals(): engine.quit() ``` 以上代码片段展示了通过 Python 调用 MATLAB 工程接口的一个简单例子,在实际部署前务必测试好双方交互逻辑以免再次触发未知状况影响最终成果交付进度安排等方面造成不必要的麻烦困扰等问题出现才好呢! ---
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