Using:
- PostgreSQL 11.1 (64 bits) (also error occurs with version 10.3 32 bits)
- HeidiSQL 10.1 32 bits (version 10.1.0.5550)
Simulate:
- Open HeidiSQL, In the window Session manager;
- Select: PostgreSQL (experimental), option Network type;
- click button select database, at that moment ther is an error
Note:
- In the version 64 bits no has problem;