I installed Netbeans and Tomcat. This error occurs when I then create and run a sample project. How do I solve this problem? I added Tomcat as a server and it works on localhost. I added the JDK file to the path. I wrote maven plugins in pom file.
--- maven-war-plugin:2.3:war (default-war) @ mavenproject1 ---
Error injecting: org.apache.maven.plugin.war.WarMojo
com.google.inject.ProvisionException: Unable to provision, see the following errors:
1) Error injecting constructor, java.lang.ExceptionInInitializerError
at org.apache.maven.plugin.war.WarMojo.<init>(Unknown Source)
while locating org.apache.maven.plugin.war.WarMojo
1 error
at com.google.inject.internal.InternalProvisionException.toProvisionException (InternalProvisionException.java:226)
at com.google.inject.internal.InjectorImpl$1.get (InjectorImpl.java:1053)
...
Caused by: java.lang.ExceptionInInitializerError
at com.thoughtworks.xstream.XStream.setupConverters (XStream.java:679)
...
Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make field private final java.util.Comparator java.util.TreeMap.comparator accessible: module java.base does not "opens java.util" to unnamed module
...
Failed to execute goal org.apache.maven.plugins:maven-war-plugin:2.3:war (default-war) on project mavenproject1: Execution default-war of goal org.apache.maven.plugins:maven-war-plugin:2.3:war failed: Unable to load the mojo 'war' in the plugin 'org.apache.maven.plugins:maven-war-plugin:2.3' due to an API incompatibility: org.codehaus.plexus.component.repository.exception.ComponentLookupException: null
-----------------------------------------------------
realm = plugin>org.apache.maven.plugins:maven-war-plugin:2.3
strategy = org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy
urls[0] = file:/C:/Users/selim/.m2/repository/org/apache/maven/plugins/maven-war-plugin/2.3/maven-war-plugin-2.3.jar
...
Number of foreign imports: 1
import: Entry[import from realm ClassRealm[maven.api, parent: null]]
-----------------------------------------------------
: ExceptionInInitializerError: Unable to make field private final java.util.Comparator java.util.TreeMap.comparator accessible: module java.base does not "opens java.util" to unnamed module @f2276c9
-> [Help 1]
To see the full stack trace of the errors, re-run Maven with the -e switch.
Re-run Maven using the -X switch to enable full debug logging.
I solve the problem. I'm waiting unpacking central repository