Event handler failed to load – Event 6644

After upgrade or uninstall BoostSolutions products, there might be some invalid event receivers left which will cause error messages as belows: Event manager error: Could not load file or assembly ‘BoostSolutions.xxxx, Version=1.0.0.0, Culture=neutral, PublicKeyToken=15fd9ef9a2ec3a95′ or one of its dependencies. The system cannot find the file specified.  Solution: The issue is caused that some invalid event receivers haven’t […]

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