Undefined array key "charset" in _lib\lib\php\nm_utf8.php on line 32

Undefined array key “charset” in C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\app\xxx_lib\lib\php\nm_utf8.php on line 32 Warning: Undefined array key “charset” in C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\app\xxx_lib\lib\php\nm_utf8.php on line 32 Warning: Undefined array key “charset” in C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\app\xxx_lib\lib\php\nm_utf8.php on line 40 Warning: Undefined array key “charset” in C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\app\xxx_lib\lib\php\nm_utf8.php on line 42 Fatal error: Uncaught ValueError: mb_convert_encoding(): Argument #2 ($to_encoding) must be a valid encoding, “” given in C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\app\xxx_lib\lib\php\nm_utf8.php:79 Stack trace: #0 C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\app\xxx_lib\lib\php\nm_utf8.php(79): mb_convert_encoding(’’, ‘’, ‘UTF-8’) #1 C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\app\xxx_lib\lib\php\nm_utf8.php(42): sc_convert_encoding(’’, NULL, ‘UTF-8’) #2 C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\app\xxx_lib\lib\php\nm_utf8.php(345): sc_html_entity_decode(’’) #3 C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\app\xxx\ctrl_dbohra_login\index.php(1818): NM_utf8_urldecode(’’) #4 {main} thrown in C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\app\xxx_lib\lib\php\nm_utf8.php on line 79