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Error - 'Failed to open the connection.' when running a report

Updated over a month ago

Message will start with (but not restricted to)

The following information about the error was automatically captured:
β€’ an event could NOT be written to the application log due to an error:
'The size of source is too big. It cannot be longer than 212 characters.'
​
Detailed error information follows:
Exception Type: System.Runtime.InteropServices.COMException
Exception Message: Failed to open the connection.
Failed to open the connection.
PCUK Balance Sheet Detailed Transaction Listing_v1.0 {72E22BA5-6187-4FCD-86C9-9F22F6962AD0}.rpt
Exception Source: rptcontrollers.dll
Exception Target Site: SetTableLocation

The issue is most likely to be caused by a mismatch of 32bit and 64bit systems. Support will need to investigate this further. Therefore please raise a case online and reference the title of this article and please include the complete error message.

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