I have a stack of 3750 see below.
I added a 8th switch which is 3750X.
It is still in version mismatch.
It didn't upgrade automatically.
I had a look around and it seems there is a issue the major version numbers.
Switch Ports Model SW Version SW Image
------ ----- ----- ---------- ----------
* 1 52 WS-C3750-48P 12.2(55)SE C3750-IPBASEK9-M
2 52 WS-C3750-48P 12.2(55)SE C3750-IPBASEK9-M
3 52 WS-C3750-48P 12.2(55)SE C3750-IPBASEK9-M
4 52 WS-C3750-48P 12.2(55)SE C3750-IPBASEK9-M
5 52 WS-C3750-48P 12.2(55)SE C3750-IPBASEK9-M
6 52 WS-C3750-48P 12.2(55)SE C3750-IPBASEK9-M
7 28 WS-C3750G-24PS 12.2(55)SE C3750-IPBASEK9-M
8 0 WS-C3750X-48P 15.0(2)SE2 C3750E-UNIVERSALK9-M
I tried to do it manually using
archive copy-sw /destination-system 8 /force-reload 1
But it failed is there anything I can do
se below
Stacking Version Number: 1.44
System Type: 0x00000000
Ios Image File Size: 0x00B74A00
Total Image File Size: 0x00E46400
Minimum Dram required: 0x08000000
Image Suffix: ipbasek9-122-55.SE
Image Directory: c3750-ipbasek9-mz.122-55.SE
Image Name: c3750-ipbasek9-mz.122-55.SE.bin
Image Feature: IP|LAYER_3|SSH|3DES|MIN_DRAM_MEG=128
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Stack 3750
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