Org.eclipse.birt.report.exception.ViewerException: No report design objects are available.

This is my report's access page, for another report can be, change back and not, Viewerexception includes many kinds of situation! Usually is the version of the problem, check the version of the Birt file and your project Birt version is consistent, inconsistent words, the paragraph <?xml version= "1.0" encoding= "UTF-8"? ><report Xmlns=id = "1" > Change to the same part of the executable file try <?xml version= "1.0" encoding= "UTF-8"? ><report xmlns= "http://www.eclipse.org/birt/ 2005/design "id=" 1 ">

Problem Solving!!!

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Org.eclipse.birt.report.exception.ViewerException: No report design objects are available.