关于#java#的问题：jdk11启动mqnamesrv.cmd错误: 找不到或无法加载主类

jdk11启动mqnamesrv.cmd
错误: 找不到或无法加载主类 org.apache.rocketmq.namesrv.NamesrvStartup
原因: java.lang.ClassNotFoundException: org.apache.rocketmq.namesrv.NamesrvStartup

if not exist "%JAVA_HOME%\bin\java.exe" echo Please set the JAVA_HOME variable in your environment, We need java(x64)! & EXIT /B 1
set "JAVA=%JAVA_HOME%\bin\java.exe"

setlocal

set BASE_DIR=%~dp0
set BASE_DIR=%BASE_DIR:~0,-1%
for %%d in (%BASE_DIR%) do set BASE_DIR=%%~dpd

set CLASSPATH=.;%BASE_DIR%conf;%CLASSPATH%

set "JAVA_OPT=%JAVA_OPT% -server -Xms2g -Xmx2g -Xmn1g -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=320m"
set "JAVA_OPT=%JAVA_OPT% -XX:+UseG1GC -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:SoftRefLRUPolicyMSPerMB=0 -XX:+CMSClassUnloadingEnabled -XX:SurvivorRatio=8"
set "JAVA_OPT=%JAVA_OPT% -verbose:gc -Xlog:gc:"%USERPROFILE%\rmq_srv_gc.log" "
set "JAVA_OPT=%JAVA_OPT% -XX:-OmitStackTraceInFastThrow"
set "JAVA_OPT=%JAVA_OPT% -XX:-UseLargePages"
set "JAVA_OPT=%JAVA_OPT% -cp "%CLASSPATH%""

"%JAVA%" %JAVA_OPT% %*

出现这种问题，一般是classpath配置错误引起的，建议换JDK1.8试试。

楼主解决了吗，我也遇到同样的问题