X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=webcit%2Fsubst.c;h=83540918a1e7c45f9dfadfeb06933561804d3cc8;hb=f86ab033aedc0f4af56699604df768e19f39b881;hp=586f4f8c646df6b156107b9b25451c2892fed9e0;hpb=4db4fc48793f3680c5defd28ea32c97044a2b569;p=citadel.git

diff --git a/webcit/subst.c b/webcit/subst.c
index 586f4f8c6..83540918a 100644
--- a/webcit/subst.c
+++ b/webcit/subst.c
@@ -679,6 +679,7 @@ void StrBufAppendTemplate(StrBuf *Target,
 	char EscapeAs = ' ';
 
 	if ((FormatTypeIndex < TP->Tokens->nParameters) &&
+	    (TP->Tokens->Params[FormatTypeIndex] != NULL) &&
 	    (TP->Tokens->Params[FormatTypeIndex]->Type == TYPE_STR) &&
 	    (TP->Tokens->Params[FormatTypeIndex]->len >= 1)) {
 		pFmt = TP->Tokens->Params[FormatTypeIndex]->Start;