"Processing error message" is a predefined property containing a textual description of an error and is provided by Semantic MediaWiki. This property is pre-deployed (also known as special property) and comes with additional administrative privileges but can be used just like any other user-defined property.
B
" london" was not recognized as a supported language code.
M
"[https" has not been listed as valid URI scheme.
R
P
F
P
"[https" has not been listed as valid URI scheme.
C
"[https" has not been listed as valid URI scheme.
D
I
"[https" has not been listed as valid URI scheme.
C
S
P
"[https" has not been listed as valid URI scheme.
S
"[https" has not been listed as valid URI scheme.
D
W
"[https" has not been listed as valid URI scheme.
M
E
"[https" has not been listed as valid URI scheme.
P
"[https" has not been listed as valid URI scheme.
S
"[https" has not been listed as valid URI scheme.
E
"[https" has not been listed as valid URI scheme.