The symptoms of this issue was fixed by 0009017, but the root cause was not identified. This issue is to identify the root cause and whether it still exists in the latest code base.

Originally reported in mantis forum under HELP

SYSTEM WARNING
implode() [function.implode]: Bad arguments.

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Results from debuging:

Full path: C:\Inetpub\mantis-1.1.1\core\gpc_api.php
Line: 120
Variable Value Type
p_var_name custom_field_2 string
p_custom_field_type 7 string
p_default Coding string
t_values Coding string

Filename Line Function Args
C:\Inetpub\mantis-1.1.1\core\gpc_api.php 120 implode ( '|', 'Coding' )
C:\Inetpub\mantis-1.1.1\bug_report.php

Thanx vboctor for your help!