/UI2/system/templates/normal/homePage4/template/index.w这个文件编译报错java.lang.StringIndexOutOfBoundsException: String index out of range: -1
at java.lang.String.substring(String.java:1967)
at com.justep.ui.util.PageUtils.getActivityName(Unknown Source)
at com.justep.ui.util.PageUtils.getCacheURL2(Unknown Source)
at com.justep.ui.util.PageUtils.getCacheMainFileURL2(Unknown Source)
at com.justep.ui.WindowCompiler2.hasCache(Unknown Source)
at com.justep.ui.EmbedEngine.execute(Unknown Source)
at com.justep.ui.EmbedEngine.execute(Unknown Source)
at com.justep.ui.EmbedEngine.execute(Unknown Source)
at com.justep.ui.EmbedEngine.execute(Unknown Source)
at com.justep.ui.EmbedEngine.execute(Unknown Source)
at com.justep.ui.EmbedEngine.execute(Unknown Source)
at com.justep.ui.WindowCompiler2.w2Middle(Unknown Source)
at com.justep.ui.WindowCompiler2.compileForStudio(Unknown Source)
at com.justep.ui.StudioWindowCompiler.execute(Unknown Source)
at com.justep.ui.StudioWindowCompiler.compile(Unknown Source)
at com.justep.tools.CompileUI.compileW(Unknown Source)
at com.justep.tools.CompileUI.executeCompile(Unknown Source)
at com.justep.tools.CompileUI.main(Unknown Source)
该如何解决