Hi

Did you managed to install querydsl in sts ?
Here is my config :

STS : 2.9.2
Maven :

Code:
<querydsl.version>2.6.0</querydsl.version>
....
<dependency>
	<groupId>com.mysema.querydsl</groupId>
	<artifactId>querydsl-apt</artifactId>
	<version>${querydsl.version}</version>
</dependency>
<dependency>
	<groupId>com.mysema.querydsl</groupId>
	<artifactId>querydsl-jpa</artifactId>
	<version>${querydsl.version}</version>
	<scope>provided</scope>
</dependency>
....
<plugin>
	<groupId>com.mysema.maven</groupId>
	<artifactId>maven-apt-plugin</artifactId>
	<version>1.0.3</version>
	<executions>
		<execution>
			<goals>
				<goal>process</goal>
			</goals>
			<configuration>
				<outputDirectory>${project.basedir}/target/generated-sources/java</outputDirectory>
				<processor>com.mysema.query.apt.jpa.JPAAnnotationProcessor</processor>
				<processors>
					<processor>com.mysema.query.apt.jpa.JPAAnnotationProcessor</processor>
				</processors>
				<showWarnings>true</showWarnings>
			</configuration>
		</execution>
	</executions>
</plugin>
Nothing happens after project clean

I tried : mvn apt: process

Code:
[INFO]
[INFO] --- maven-apt-plugin:1.0.3:process (default-cli) @ SocialGroupManager ---
[ERROR] Either processor or processors need to be given
[ERROR] execute error
java.lang.IllegalArgumentException: Either processor or processors need to be given
        at com.mysema.maven.apt.AbstractProcessorMojo.buildProcessor(AbstractProcessorMojo.java:135)
        at com.mysema.maven.apt.AbstractProcessorMojo.execute(AbstractProcessorMojo.java:152)
        at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101)
        at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209)
        at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
        at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
        at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:84)
        at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59)
        at org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183)
        at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161)
Regards