Post-processing of the image failed likely because the server is busy or does not have enough resources. [SOLVED]
If you encounter the following error:
Post-processing of the image failed likely because the server is busy or does not have enough resources. Uploading a smaller image may help. Suggested maximum size is 2500 pixels.
and you have tried all the normal solutions (adjusting php.ini, other upload settings) then I suggest checking your plugins for potential issues. Here is the error screenshot:
Specifically, I encountered this error when the following plugin was enabled:
After you deactivate potentially troublesome plugins, you may find that your upload issue is resolved! For me, deactivating the “resize-on-upload” plugin immediately resolved the uploading issues 👍👍😃