Sounds to me like copying data from Excel for Mac is inserting an extra carriage return/form feed character. What happens if you paste into TextEdit first, then copy from there and paste into the transaction?
There are some topics in this Q&A related to this question, but none of them is about Idle users - Concurrent or Named.
If timeout minutes are specified in Optional Features, then all idle users are...
I would like to know what BackgroundHALShouldPause does, and how to use it. While it's listed in the HAL Primitives report, it is not used in source code and it doesn't appear in the LMS HAL...