Made some minor modifications

src/utils.c

@@ -23,8 +23,10 @@ char* format(const char* fmt, ...) {
 
 	va_end(args);
 
-	if (length <= 0)
+	if (length <= 0) {
+		log_message(LOG_ERROR, "Failed to calculate the length of the formatted string.");
 		return NULL;
+	}
 
 	// Allocate a buffer for the formatted string
 	char* buffer = calloc(length, sizeof(char));