Troubleshooting the “Query Engine Error” Error Message

This document lists known causes of the Query Engine Error message when using Crystal Reports for Visual Studio .NET. It addresses this error message seen when running a Crystal report in a .NET application and when designing a report in the Crystal Reports Designer within the Visual Studio .NET Integrated Development Environment. This document provides specific causes of the Query Engine Error message and steps to resolve it. It also provides general best practice suggestions to help avoid this error.

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