gregorklaric

[2.1.4]: upgrade from SMF 2.0.18 fails if the forum is in Slovenian language and UTF-8

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### Basic Information Upgrade from SMF 2.0.18 hangs in step 6 if the forum is in Slovenian language and UTF-8. I get this error: Notice : Undefined index: charset_detected in...

### Basic Information The language of my forum is slovenian and I get this warning thw whole time in the error_log [16-Oct-2025 10:26:25 Europe/Berlin] PHP Warning: array_keys() expects parameter 1...