Steps to reproduce:

Multiple messages cannot be printed at once after the last program update.
After selecting multiple messages, the ctrl + p command does not respond. The print button is disabled.

Actual results:

Multiple messages cannot be printed at once after the last program update.
After selecting multiple messages, the ctrl + p command does not respond. The print button is disabled.

Expected results:

In the previous version of the program, you could print multiple messages at once.