1 files changed, 1 insertions, 1 deletions
diff --git a/phpdbg.c b/phpdbg.c
index 9c56b1d7bc..4bfbf4c1e9 100644
--- a/phpdbg.c
+++ b/phpdbg.c
@@ -1466,7 +1466,7 @@ phpdbg_main:
 
 		if (exec) { /* set execution context */
 			PHPDBG_G(exec) = phpdbg_resolve_path(exec TSRMLS_CC);
-			PHPDBG_G(exec_len) = strlen(exec);
+			PHPDBG_G(exec_len) = PHPDBG_G(exec) ? strlen(PHPDBG_G(exec)) : 0;
 
 			free(exec);
 			exec = NULL;