ArrayValue: strlen/substr instead of mb_strlen/mb_substr — multibyte import failures

[dimyy]

I didn’t dig into it deeply — just applied a monkey patch, and everything works fine.
If anything, here’s the error log:

[2026-05-04...

[dimyy]

Environment

• EspoCRM 9.x
• PostgreSQL (client_encoding = UTF-8)
• PHP 8.3

Symptom


When importing a CSV (or otherwise saving) an entity...

[dimyy]

Good afternoon!

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