Merge branch 'fixes' into 'pregmod-master'

typo fix

See merge request !1237

src/uncategorized/BackwardsCompatibility.tw

@@ -2200,6 +2200,10 @@ Setting missing global variables:
 	<</if>>
 <</for>>
 
+<<if ndef $PC.ID>>
+	<<set $PC.ID = -1>>
+<</if>>
+
 <<if !($ver.startsWith("0.10"))>>
 	<<if $PC.refreshment == "cigar">>
 		<<set $PC.refreshmentType = 0>>