diff --git a/src/mod/endpoints/mod_sofia/test/sipp-based-tests.c b/src/mod/endpoints/mod_sofia/test/sipp-based-tests.c
index 52c7c2f66c..60a7b61a3a 100644
--- a/src/mod/endpoints/mod_sofia/test/sipp-based-tests.c
+++ b/src/mod/endpoints/mod_sofia/test/sipp-based-tests.c
@@ -48,7 +48,7 @@ static void test_wait_for_uuid(char *uuid)
 		SWITCH_STANDARD_STREAM(stream);
 		switch_api_execute("show", "channels", NULL, &stream);
 
-		if (!strncmp((char *)stream.data, "uuid,", 5)) {
+		if (stream.data && !strncmp((char *)stream.data, "uuid,", 5)) {
 			channel_data = switch_mprintf("%s", (char *)stream.data);
 			switch_safe_free(stream.data);
 			break;
@@ -76,7 +76,9 @@ static const char *test_wait_for_chan_var(switch_channel_t *channel, const char
 	int loop_count = 50;
 	const char *var=NULL;
 	do {
-		if (!strcmp(switch_channel_get_variable(channel, "sip_cseq"),seq)){
+		const char *sip_cseq = switch_channel_get_variable(channel, "sip_cseq");
+
+		if (sip_cseq && seq && !strcmp(sip_cseq, seq)){
 			switch_sleep(100 * 1000);
 			var = switch_channel_get_variable(channel, "rtp_local_sdp_str");
 			break;