Resolved! version mismatch
I am new to the stacking switches. I have a stack with the following:2-WS-C3750G-12S-E2-WS-C3750G-12S-S2-WS-C3750G-48TS-SThe first 3750-12S-E is the master and the 4 other switches don't have the correct version. Am I to upgrade the master switch and...