Troubleshooting

Error-by-error fixes for the problems readers actually hit — each guide starts with what the error means.

Most ‘app is broken’ reports trace back to a source, a network check, or Android battery limits. Find your error:

“Decryption Failed” on Restore
Causes and fixes for the .tachibk restore error.
“Failed to Bypass Cloudflare”
Including the Kitsu login bug fixed in 0.21.2, and the WebView clearance fix.
No Extensions Found
A fresh install is empty by design — here is how sources appear.
Library Update Failed
Diagnose per-source failures, rate limits and background kills.
Downloads Failing
Battery, storage access and source checks, in that order.
Stuck on Updating Screen
The documented 0.20.x → 0.21.x upgrade bug and its safe recovery.
“App Not Installed” / Parse Error
Signature conflicts, corrupt files, wrong architecture, old Android.
WebView Login Issues
Loops, blank pages and cookie fixes for source and tracker logins.
Source HTTP 403 Error
What 403 means, the WebView check, and pacing fixes.