The following files are necessary to identify the cause of your issue(s):
Output / Player log
Windows (output_log.txt):
[steam folder]\steamapps\common\Cities_Skylines\Cities_Data\
macOS (Player.log):
~/Library/Logs/Unity/
Linux (Player.log):
~/.config/unity3d/Colossal Order/Cities: Skylines/
TM:PE logs
(TMPE.log)
Windows:
[steam folder]\steamapps\common\Cities_Skylines\Cities_Data\
macOS:
~/Library/Application Support/Steam/steamapps/common/Cities_Skylines > right-click and select "Show Package Options" (Yosemite users: "Open in new tab"). The log can then be found in the new tab: Contents/TMPE.log
Linux:
~/.config/unity3d/Colossal Order/Cities: Skylines/
Loading Screen Mod (LSM)
Windows:
%localappdata%\Colossal Order\Cities_Skylines\Report\LoadingScreenMod
macOS:
~/Library/Application Support/Colossal Order/Cities_Skylines/
Linux:
~/.local/share/Colossal Order/Cities_Skylines/Report/LoadingScreenMod/
Compatibility Report
Step 1: Subscribe to the mod and look at the report it generates when launching the game, found at C:\Program Files (x86)\Steam\steamapps\common\Cities_Skylines\Cities_Data by default.
Step 2: Unsubscribe from anything with "major issues" and check for up-to-date replacements of "mods you should or could unsubscribe."
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