If it happens on a layout, try looking at the data design. If it happens during a script, put a Pause statement in the script at various places to try and flag where it slows down. If it happens during a specific time of day, many times network connection issues will come up at a particular time. This will be more of a problem for you folks that are NOT using a FileMaker server application. A FileMaker server application can cache multiple requests, so that running that big report is less likely to cripple the productivity of those that are simply doing data entry.
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