IntelliJ IDEA 10.0 使用javac编译程序出现“非法字符: \65279”解决方法

本文介绍了解决IntelliJ IDEA 10.0中因自动加入UTF-8 BOM导致的编译错误问题。通过两种方法解决非法字符65279的问题:一是切换到Eclipse编译器;二是使用EditPlus去除BOM。

IntelliJ IDEA 10.0 使用javac编译程序出现“非法字符: \65279”解决方法

一、问题描述:

将在eclipse创建的项目代码导入IntelliJ IDEA 10.0后发现中文乱码,使用工具将源文件编码统一转为“UTF-8”后,显示正常,但在修改文件后,编译出现“非法字符: \65279”。

二、产生原因:

IntelliJ IDEA 10.0对设置为“UTF-8”编码的文件在修改后保存时自动加入了UTF-8文件签名,即BOM(将文件以十六进制形式查看,可见文件首部为“EF BB BF”).

三、解决方法:

(1)使用Eclipse编译器进行编译,在IntelliJ IDEA 10.0中设置的方法为SettingsCtrl+Alt+S->Project Setting->Compiler->Java Complier->Use complier选择Eclipse,点击OK

(2)使用EditPlus去除BOMEditPlus版本为3.01

具体方法:先设置去除UTF-8的文件签名,然后打开文件,另存为UTF-8即可

设置方法:工具->首选项->文件->默认编码方式:UFT-8UTF-8标识:总是删除签名。

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uninstall silentlyCommand Line: abort vfprintf -XX:ErrorFile=C:\Users\Administrator\java_error_in_pycharm_%p.log -XX:HeapDumpPath=C:\Users\Administrator\java_error_in_pycharm.hprof -Xms256m -Xmx1500m -XX:ReservedCodeCacheSize=512m -XX:+HeapDumpOnOutOfMemoryError -XX:-OmitStackTraceInFastThrow -XX:CICompilerCount=2 -XX:+IgnoreUnrecognizedVMOptions -XX:+UnlockDiagnosticVMOptions -XX:TieredOldPercentage=100000 -ea -Dsun.io.useCanonCaches=false -Dsun.java2d.metal=true -Djbr.catch.SIGABRT=true -Djdk.http.auth.tunneling.disabledSchemes="" -Djdk.attach.allowAttachSelf=true -Djdk.module.illegalAccess.silent=true -Djdk.nio.maxCachedBufferSize=2097152 -Djava.util.zip.use.nio.for.zip.file.access=true -Dkotlinx.coroutines.debug=off -Dllm.show.ai.promotion.window.on.start=false -Djb.vmOptionsFile=C:\Program Files\JetBrains\PyCharm Community Edition 2025.1.1\bin/pycharm64.exe.vmoptions -Xbootclasspath/a:C:\Program Files\JetBrains\PyCharm Community Edition 2025.1.1/lib/nio-fs.jar -Djava.system.class.loader=com.intellij.util.lang.PathClassLoader -Didea.vendor.name=JetBrains -Didea.paths.selector=PyCharmCE2025.1 -Djna.boot.library.path=C:\Program Files\JetBrains\PyCharm Community Edition 2025.1.1/lib/jna/amd64 -Djna.nosys=true -Djna.noclasspath=true -Dpty4j.preferred.native.folder=C:\Program Files\JetBrains\PyCharm Community Edition 2025.1.1/lib/pty4j -Dio.netty.allocator.type=pooled -Dintellij.platform.runtime.repository.path=C:\Program Files\JetBrains\PyCharm Community Edition 2025.1.1/modules/module-descriptors.jar -Didea.platform.prefix=PyCharmCore -Dwsl.use.remote.agent.for.nio.filesystem=true -Djava.nio.file.spi.DefaultFileSystemProvider=com.intellij.platform.core.nio.fs.MultiRoutingFileSystemProvider -Dsplash=true -Daether.connector.resumeDownloads=false -Dcompose.swing.render.on.graphics=true --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.ref=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.nio.charset=ALL-UNNAMED --add-opens=java.base/java.text=ALL-UNNAMED --add-opens=java.base/java.time=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.locks=ALL-UNNAMED --add-opens=java.base/jdk.internal.vm=ALL-UNNAMED --add-opens=java.base/sun.net.dns=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.fs=ALL-UNNAMED --add-opens=java.base/sun.security.ssl=ALL-UNNAMED --add-opens=java.base/sun.security.util=ALL-UNNAMED --add-opens=java.desktop/com.sun.java.swing=ALL-UNNAMED --add-opens=java.desktop/java.awt=ALL-UNNAMED --add-opens=java.desktop/java.awt.dnd.peer=ALL-UNNAMED --add-opens=java.desktop/java.awt.event=ALL-UNNAMED --add-opens=java.desktop/java.awt.font=ALL-UNNAMED --add-opens=java.desktop/java.awt.image=ALL-UNNAMED --add-opens=java.desktop/java.awt.peer=ALL-UNNAMED --add-opens=java.desktop/javax.swing=ALL-UNNAMED --add-opens=java.desktop/javax.swing.plaf.basic=ALL-UNNAMED --add-opens=java.desktop/javax.swing.text=ALL-UNNAMED --add-opens=java.desktop/javax.swing.text.html=ALL-UNNAMED --add-opens=java.desktop/sun.awt=ALL-UNNAMED --add-opens=java.desktop/sun.awt.datatransfer=ALL-UNNAMED --add-opens=java.desktop/sun.awt.image=ALL-UNNAMED --add-opens=java.desktop/sun.awt.windows=ALL-UNNAMED --add-opens=java.desktop/sun.font=ALL-UNNAMED --add-opens=java.desktop/sun.java2d=ALL-UNNAMED --add-opens=java.desktop/sun.swing=ALL-UNNAMED --add-opens=java.management/sun.management=ALL-UNNAMED --add-opens=jdk.attach/sun.tools.attach=ALL-UNNAMED --add-opens=jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED --add-opens=jdk.internal.jvmstat/sun.jvmstat.monitor=ALL-UNNAMED --add-opens=jdk.jdi/com.sun.tools.jdi=ALL-UNNAMED -Dide.native.launcher=true -Djcef.sandbox.ptr=000001C3FF477220 -Djcef.sandbox.cefVersion=122.1.9+gd14e051+chromium-122.0.6261.94 com.intellij.idea.Main Host: Intel(R) Core(TM) i9-14900K, 32 cores, 95G, Windows 11 , 64 bit Build 26100 (10.0.26100.3912) Time: Wed May 14 10:42:32 2025 Windows 11 , 64 bit Build 26100 (10.0.26100.3912) elapsed time: 10.140251 seconds (0d 0h 0m 10s)
05-15
python运行时崩溃 # # There is insufficient memory for the Java Runtime Environment to continue. # Native memory allocation (malloc) failed to allocate 806800 bytes. Error detail: Chunk::new # Possible reasons: # The system is out of physical RAM or swap space # This process is running with CompressedOops enabled, and the Java Heap may be blocking the growth of the native heap # Possible solutions: # Reduce memory load on the system # Increase physical memory or swap space # Check if swap backing store is full # Decrease Java heap size (-Xmx/-Xms) # Decrease number of Java threads # Decrease Java thread stack sizes (-Xss) # Set larger code cache with -XX:ReservedCodeCacheSize= # JVM is running with Unscaled Compressed Oops mode in which the Java heap is # placed in the first 4GB address space. The Java Heap base address is the # maximum limit for the native heap growth. Please use -XX:HeapBaseMinAddress # to set the Java Heap base and to place the Java Heap above 4GB virtual address. # This output file may be truncated or incomplete. # # Out of Memory Error (arena.cpp:168), pid=23832, tid=23872 # # JRE version: OpenJDK Runtime Environment JBR-21.0.6+9-631.42-jcef (21.0.6+9) (build 21.0.6+9-b631.42) # Java VM: OpenJDK 64-Bit Server VM JBR-21.0.6+9-631.42-jcef (21.0.6+9-b631.42, mixed mode, sharing, tiered, compressed oops, compressed class ptrs, g1 gc, windows-amd64) # No core dump will be written. Minidumps are not enabled by default on client versions of Windows # --------------- S U M M A R Y ------------ Command Line: abort vfprintf -XX:ErrorFile=C:\Users\YangGuang\java_error_in_pycharm_%p.log -XX:HeapDumpPath=C:\Users\YangGuang\java_error_in_pycharm.hprof -Xms256m -Xmx1500m -XX:ReservedCodeCacheSize=512m -XX:+HeapDumpOnOutOfMemoryError -XX:-OmitStackTraceInFastThrow -XX:CICompilerCount=2 -XX:+IgnoreUnrecognizedVMOptions -ea -Dsun.io.useCanonCaches=false -Dsun.java2d.metal=true -Djbr.catch.SIGABRT=true -Djdk.http.auth.tunneling.disabledSchemes="" -Djdk.attach.allowAttachSelf=true -Djdk.module.illegalAccess.silent=true -Djdk.nio.maxCachedBufferSize=2097152 -Djava.util.zip.use.nio.for.zip.file.access=true -Dkotlinx.coroutines.debug=off -XX:+UnlockDiagnosticVMOptions -XX:TieredOldPercentage=100000 -Dllm.show.ai.promotion.window.on.start=false -Dwsl.use.remote.agent.for.nio.filesystem=true -Djava.nio.file.spi.DefaultFileSystemProvider=com.intellij.platform.core.nio.fs.MultiRoutingFileSystemProvider -Djava.security.manager=com.intellij.platform.core.nio.fs.CoreBootstrapSecurityManager -Xmx2048m -Djb.vmOptionsFile=C:\Users\YangGuang\AppData\Roaming\JetBrains\PyCharmCE2024.3\pycharm64.exe.vmoptions -Djava.system.class.loader=com.intellij.util.lang.PathClassLoader -Didea.vendor.name=JetBrains -Didea.paths.selector=PyCharmCE2024.3 -Djna.boot.library.path=D:\PyCharm\PyCharm Community Edition 2024.3.6/lib/jna/amd64 -Dpty4j.preferred.native.folder=D:\PyCharm\PyCharm Community Edition 2024.3.6/lib/pty4j -Djna.nosys=true -Djna.noclasspath=true -Dintellij.platform.runtime.repository.path=D:\PyCharm\PyCharm Community Edition 2024.3.6/modules/module-descriptors.jar -Didea.platform.prefix=PyCharmCore -Dsplash=true -Daether.connector.resumeDownloads=false -Dcompose.swing.render.on.graphics=true --add-opens=java.base/java.io=ALL-UNNAMED --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.ref=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.net=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/java.nio.charset=ALL-UNNAMED --add-opens=java.base/java.text=ALL-UNNAMED --add-opens=java.base/java.time=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.util.concurrent=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.atomic=ALL-UNNAMED --add-opens=java.base/java.util.concurrent.locks=ALL-UNNAMED --add-opens=java.base/jdk.internal.vm=ALL-UNNAMED --add-opens=java.base/sun.net.dns=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/sun.nio.fs=ALL-UNNAMED --add-opens=java.base/sun.security.ssl=ALL-UNNAMED --add-opens=java.base/sun.security.util=ALL-UNNAMED --add-opens=java.desktop/com.sun.java.swing=ALL-UNNAMED --add-opens=java.desktop/java.awt=ALL-UNNAMED --add-opens=java.desktop/java.awt.dnd.peer=ALL-UNNAMED --add-opens=java.desktop/java.awt.event=ALL-UNNAMED --add-opens=java.desktop/java.awt.font=ALL-UNNAMED --add-opens=java.desktop/java.awt.image=ALL-UNNAMED --add-opens=java.desktop/java.awt.peer=ALL-UNNAMED --add-opens=java.desktop/javax.swing=ALL-UNNAMED --add-opens=java.desktop/javax.swing.plaf.basic=ALL-UNNAMED --add-opens=java.desktop/javax.swing.text=ALL-UNNAMED --add-opens=java.desktop/javax.swing.text.html=ALL-UNNAMED --add-opens=java.desktop/sun.awt=ALL-UNNAMED --add-opens=java.desktop/sun.awt.datatransfer=ALL-UNNAMED --add-opens=java.desktop/sun.awt.image=ALL-UNNAMED --add-opens=java.desktop/sun.awt.windows=ALL-UNNAMED --add-opens=java.desktop/sun.font=ALL-UNNAMED --add-opens=java.desktop/sun.java2d=ALL-UNNAMED --add-opens=java.desktop/sun.swing=ALL-UNNAMED --add-opens=java.management/sun.management=ALL-UNNAMED --add-opens=jdk.attach/sun.tools.attach=ALL-UNNAMED --add-opens=jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED --add-opens=jdk.internal.jvmstat/sun.jvmstat.monitor=ALL-UNNAMED --add-opens=jdk.jdi/com.sun.tools.jdi=ALL-UNNAMED -Dide.native.launcher=true -Djcef.sandbox.ptr=00000159120744C0 -Djcef.sandbox.cefVersion=122.1.9+gd14e051+chromium-122.0.6261.94 com.intellij.idea.Main D:\Yolov8 Host: Intel(R) Core(TM) i9-14900HX, 32 cores, 15G, Windows 11 , 64 bit Build 26100 (10.0.26100.4768) Time: Tue Sep 2 21:53:24 2025 Windows 11 , 64 bit Build 26100 (10.0.26100.4768) elapsed time: 106.417212 seconds (0d 0h 1m 46s) --------------- T H R E A D --------------- Current thread (0x000001593eb19820): JavaThread "C2 CompilerThread0" daemon [_thread_in_native, id=23872, stack(0x0000002aecf00000,0x0000002aed000000) (1024K)] Current CompileTask: C2:106417 47858 4 com.jetbrains.python.psi.resolve.PyResolveImportUtil::resolveModuleAt (311 bytes) Stack: [0x0000002aecf00000,0x0000002aed000000] Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code) V [jvm.dll+0x6e5d39] V [jvm.dll+0x8c4133] V [jvm.dll+0x8c668e] V [jvm.dll+0x8c6d73] V [jvm.dll+0x288f76] V [jvm.dll+0xc66dd] V [jvm.dll+0xc6c13] V [jvm.dll+0x3c46db] V [jvm.dll+0x3902c7] V [jvm.dll+0x38f73a] V [jvm.dll+0x2507c2] V [jvm.dll+0x24fd91] V [jvm.dll+0x1cd6c4] V [jvm.dll+0x25f60c] V [jvm.dll+0x25db56] V [jvm.dll+0x3ff756] V [jvm.dll+0x86bd48] V [jvm.dll+0x6e453d] C [ucrtbase.dll+0x37b0] C [KERNEL32.DLL+0x2e8d7] C [ntdll.dll+0x3c34c] com.intellij.diagnostic.JBRCrash
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