Harmony

[ERROR]    freemarker.core.InvalidReferenceException: The following has evaluated to null or missing:
==> ResourceContract  [in template "tpl/android/app/src/main/java/provider/contract/base/TemplateContractBase.java.ftl" at line 85, column 26]

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Tip: If the failing expression is known to be legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use <#if myOptionalVar??>when-present<#else>when-missing</#if>. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)??
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FTL stack trace ("~" means nesting-related):
        - Failed at: #assign table = ResourceContract.TABL...  [in template "tpl/android/app/src/main/java/provider/contract/base/TemplateContractBase.java.ftl" at line 85, column 9]
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freemarker.core.InvalidReferenceException.getInstance(InvalidReferenceException.java:134)
freemarker.core.UnexpectedTypeException.newDesciptionBuilder(UnexpectedTypeException.java:80)
freemarker.core.UnexpectedTypeException.<init>(UnexpectedTypeException.java:43)
freemarker.core.NonHashException.<init>(NonHashException.java:49)
freemarker.core.Dot._eval(Dot.java:48)
freemarker.core.Expression.eval(Expression.java:81)
freemarker.core.Assignment.accept(Assignment.java:134)
freemarker.core.Environment.visit(Environment.java:326)
freemarker.core.Environment.visit(Environment.java:332)
freemarker.core.Environment.visit(Environment.java:332)
freemarker.core.Environment.visit(Environment.java:332)
freemarker.core.Environment.process(Environment.java:305)
freemarker.template.Template.process(Template.java:378)
com.tactfactory.harmony.updater.impl.SourceFile.makeSource(SourceFile.java:102)
com.tactfactory.harmony.updater.impl.SourceFile.execute(SourceFile.java:58)
com.tactfactory.harmony.generator.BaseGenerator.processExecutor(BaseGenerator.java:180)
com.tactfactory.harmony.generator.BaseGenerator.processUpdater(BaseGenerator.java:186)
com.tactfactory.harmony.generator.ProviderGenerator.generateProvider(ProviderGenerator.java:56)
com.tactfactory.harmony.command.OrmCommand.makeLayoutDatabase(OrmCommand.java:110)
com.tactfactory.harmony.command.OrmCommand.generateEntities(OrmCommand.java:84)
com.tactfactory.harmony.command.OrmCommand.execute(OrmCommand.java:178)
com.tactfactory.harmony.Harmony.findAndExecute(Harmony.java:243)
com.tactfactory.harmony.Console.main(Console.java:89)