I'm having the same issue.
ootb reports work. but none of my reports from query builder work.
UDA-SQL-0528 The XML parser returned the following message: "An exception occurred! Type:NetAccessorException, Message:Could not open file: http://acm.cpha.local/Windchill/servlet/XML4Cognos?table=Site%23Completed_Workflow_Report&uid=&locale=en-us".UDA-CUR-0000 Unable to fetch the row.RSV-SRV-0042 Trace back:RSReportService.cpp(771): QFException: CCL_CAUGHT: RSReportService::process()RSReportServiceMethod.cpp(265): QFException: CCL_RETHROW: RSReportServiceMethod::process(): reportEditQuerySpecification_RequestRSASyncExecutionThread.cpp(787): QFException: RSASyncExecutionThread::checkExceptionRSASyncExecutionThread.cpp(224): QFException: CCL_CAUGHT: RSASyncExecutionThread::run(): reportEditQuerySpecification_RequestRSASyncExecutionThread.cpp(837): QFException: CCL_RETHROW: RSASyncExecutionThread::processCommand(): reportEditQuerySpecification_RequestExecution/RSRenderExecution.cpp(606): QFException: CCL_RETHROW: RSRenderExecution::executeAssembly/RSDocAssemblyDispatch.cpp(277): QFException: CCL_RETHROW: RSDocAssemblyDispatch::dispatchAssemblyAssembly/RSLayoutAssembly.cpp(77): QFException: CCL_RETHROW: RSLayoutAssembly::assembleAssembly/RSDocAssemblyDispatch.cpp(344): QFException: CCL_RETHROW: RSDocAssemblyDispatch::dispatchChildrenAssemblyForwardAssembly/RSReportPagesAssembly.cpp(176): QFException: CCL_RETHROW: RSReportPagesAssembly::assembleAssembly/RSDocAssemblyDispatch.cpp(294): QFException: CCL_RETHROW: RSDocAssemblyDispatch::dispatchAssemblyAssembly/RSPageAssembly.cpp(300): QFException: CCL_RETHROW: RSPageAssembly::assembleAssembly/RSDocAssemblyDispatch.cpp(294): QFException: CCL_RETHROW: RSDocAssemblyDispatch::dispatchAssemblyAssembly/RSTableRowAssembly.cpp(173): QFException: CCL_RETHROW: RSTableRowAssembly::assembleAssembly/RSDocAssemblyDispatch.cpp(294): QFException: CCL_RETHROW: RSDocAssemblyDispatch::dispatchAssemblyAssembly/RSTableCellAssembly.cpp(135): QFException: CCL_RETHROW: RSTableCellAssembly::assembleAssembly/RSDocAssemblyDispatch.cpp(344): QFException: CCL_RETHROW: RSDocAssemblyDispatch::dispatchChildrenAssemblyForwardAssembly/RSDocAssemblyDispatch.cpp(294): QFException: CCL_RETHROW: RSDocAssemblyDispatch::dispatchAssemblyRSResultSetIterator.cpp(1665): QFException: CCL_RETHROW: RSResultSetIterator::retrieveDataQFSPartialDataset.cpp(81): QFException: CCL_RETHROW: QFSPartialDataset::GetEdgeIteratorSource/QEDmResultSet.cpp(75): QFException: CCL_THROW: QE