在startup.bat后加上pause,这样就可以查看错误信息,根据错误信息找原因。
下面来看解决办法:
1、分析startup.bat启动脚本:发现其调用了catalina.bat,而catalina.bat调用了setclasspath.bat
2、在setclasspath.bat的头部定义了JAVA_HOME和JRE_HOME的值,可能是系统环境变量配置错误(例如多了分号),那么在这里手动重新设置JAVA_HOME变量
rem ---------------------------------------------------------------------------
rem Set CLASSPATH and Java options
rem
rem $Id: setclasspath.bat 505241 2007-02-09 10:22:58Z jfclere $
rem ---------------------------------------------------------------------------
set JAVA_HOME=C:\Program Files\Java\jdk1.5.0_05
set JRE_HOME=C:\Program Files\Java\jre1.5.0_05
rem Make sure prerequisite environment variables are set
if not "%JAVA_HOME%" == "" goto gotJdkHome
if not "%JRE_HOME%" == "" goto gotJreHome
echo Neither the JAVA_HOME nor the JRE_HOME environment variable is defined
echo At least one of these environment variable is needed to run this program
goto exit
:gotJreHome
if not exist "%JRE_HOME%\bin\java.exe" goto noJavaHome
if not exist "%JRE_HOME%\bin\javaw.exe" goto noJavaHome
if not ""%1"" == ""debug"" goto okJavaHome
echo JAVA_HOME should point to a JDK in order to run in debug mode.
goto exit
:gotJdkHome
if not exist "%JAVA_HOME%\bin\java.exe" goto noJavaHome
if not exist "%JAVA_HOME%\bin\javaw.exe" goto noJavaHome
if not exist "%JAVA_HOME%\bin\jdb.exe" goto noJavaHome
if not exist "%JAVA_HOME%\bin\javac.exe" goto noJavaHome
if not "%JRE_HOME%" == "" goto okJavaHome
set JRE_HOME=%JAVA_HOME%
goto okJavaHome
:noJavaHome
echo The JAVA_HOME environment variable is not defined correctly
echo This environment variable is needed to run this program
echo NB: JAVA_HOME should point to a JDK not a JRE
goto exit
:okJavaHome
if not "�SEDIR%" == "" goto gotBasedir
echo The BASEDIR environment variable is not defined
echo This environment variable is needed to run this program
goto exit
:gotBasedir
if exist "�SEDIR%\bin\setclasspath.bat" goto okBasedir
echo The BASEDIR environment variable is not defined correctly
echo This environment variable is needed to run this program
goto exit
:okBasedir
rem Set the default -Djava.endorsed.dirs argument
set JAVA_ENDORSED_DIRS=�SEDIR%\endorsed
rem Set standard CLASSPATH
rem Note that there are no quotes as we do not want to introduce random
rem quotes into the CLASSPATH
if not exist "%JAVA_HOME%\bin\tools.jar" goto noJavac
set CLASSPATH=%JAVA_HOME%\lib\tools.jar
:noJavac
rem Set standard command for invoking Java.
rem Note that NT requires a window name argument when using start.
rem Also note the quoting as JAVA_HOME may contain spaces.
set _RUNJAVA="%JRE_HOME%\bin\java"
set _RUNJAVAW="%JRE_HOME%\bin\javaw"
set _RUNJDB="%JAVA_HOME%\bin\jdb"
set _RUNJAVAC="%JAVA_HOME%\bin\javac"
goto end
:exit
exit /b 1
:end
3、重启tomcat,敲入http://localhost:8080验证,问题解决。
注意:
JAVA_HOME中的路径不能使用分号结尾,如
E:\Java\jdk1.6.0_10;
这样写就会出现提示CATALINA_HOME或是JAVA_HOME没有配置好的错误,,还有就是JAVA_HOME的路径一定不要写成了JRE的路径
2、CATALINA_BASE,CATALINA_HOME,TOMCAT_HOME中的路径不能以"\"结尾,如
E:\Java\apache-tomcat-6.0.29\
这样写就会出现java.util.logging.ErrorManager的错误,屏幕一闪而过
正确的写法:
JAVA_HOME E:\Java\jdk1.6.0_10
CATALINA_BASE E:\Java\apache-tomcat-6.0.29
CATALINA_HOME E:\Java\apache-tomcat-6.0.29
TOMCAT_HOME E:\Java\apache-tomcat-6.0.29
注意这里路径的标点符号,不能写多了,也不能写少了
修改完环境变量后,最好重启电脑,因为当用Wrapper将Java做成系统服务时,只有重启后,新的环境变量才能生效。
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