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-rw-r--r--Src/prompt.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Src/prompt.c b/Src/prompt.c
index 29e006e0e..c478e69fb 100644
--- a/Src/prompt.c
+++ b/Src/prompt.c
@@ -399,7 +399,7 @@ putpromptchar(int doprint, int endchar, unsigned int *txtchangep)
 			test = 1;
 		    break;
 		case 'V':
-		    if (arrlen_ge(psvar, arg)) {
+		    if (psvar && *psvar && arrlen_ge(psvar, arg)) {
 			if (*psvar[(arg ? arg : 1) - 1])
 			    test = 1;
 		    }