Go through the Mod Page to identify these mods, and verify that you have extracted the BSA files associated with them, if they exist. You have not extracted a BSA archive associated with a Skyrim:LE file that you converted earlier.If these appear, identify the missing master and activate it. You have a missing master Check your Load Order in MO2, looking for a red triangle next to any file in the list.If you crashed at the main menu on load, Three main possibilities exist.
If Skyrim crashes, you did something wrong. Just as a sanity check, you will be testing Stunning Statues of Skyrim. At this point, you should be able to start Skyrim and test a few things.