org.mozilla.javascript.EvaluatorException: Invalid assignment left-hand side.
at org.mozilla.javascript.DefaultErrorReporter.runtimeError(Unknown Source)
at org.mozilla.javascript.DefaultErrorReporter.error(Unknown Source)
at org.mozilla.javascript.Parser.addError(Unknown Source)
at org.mozilla.javascript.Parser.reportError(Unknown Source)
at org.mozilla.javascript.Parser.reportError(Unknown Source)
at org.mozilla.javascript.Parser.reportError(Unknown Source)
at org.mozilla.javascript.IRFactory.createAssignment(Unknown Source)
at org.mozilla.javascript.IRFactory.transformAssignment(Unknown Source)
at org.mozilla.javascript.IRFactory.transform(Unknown Source)
at org.mozilla.javascript.IRFactory.transformAssignment(Unknown Source)
at org.mozilla.javascript.IRFactory.transform(Unknown Source)
at org.mozilla.javascript.IRFactory.transformIf(Unknown Source)
at org.mozilla.javascript.IRFactory.transform(Unknown Source)
at org.mozilla.javascript.IRFactory.transformBlock(Unknown Source)
at org.mozilla.javascript.IRFactory.transform(Unknown Source)
at org.mozilla.javascript.IRFactory.transformFunction(Unknown Source)
at org.mozilla.javascript.IRFactory.transform(Unknown Source)
at org.mozilla.javascript.IRFactory.transformScript(Unknown Source)
at org.mozilla.javascript.IRFactory.transform(Unknown Source)
at org.mozilla.javascript.IRFactory.transformTree(Unknown Source)
at org.mozilla.javascript.Context.compileImpl(Unknown Source)
at org.mozilla.javascript.Context.compileReader(Unknown Source)
at net.zhuoweizhang.mcpelauncher.ScriptManager$ParseThread.run(ScriptManager.java:190)
at java.lang.Thread.run(Thread.java:818)