An error occurred when sending commands to the program

You receive the following error message in Microsoft Excel. This error indicates that some process that is running inside Excel will not let Excel close. An error occurred when sending commands to the program

Resolution

To correct this setting, follow these steps:

1. Select File> Options.
2. Select Advanced, scroll down to the General section, and then clear the Ignore other applications that use Dynamic Data Exchange (DDE) check box in the General
3. Select OK.

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This problem may occur if the Ignore other applications that use Dynamic Data Exchange (DDE) check box in Excel options is selected.