diff --git a/lexer/theme-lexer.l b/lexer/theme-lexer.l
index 96407443..0763b22e 100644
--- a/lexer/theme-lexer.l
+++ b/lexer/theme-lexer.l
@@ -433,7 +433,7 @@ if ( queue == NULL ) {
     } else {
         char *str = g_markup_printf_escaped ( "Failed to open theme: <i>%s</i>\nError: <b>%s</b>",
                 filename, strerror ( errno ) );
-        rofi_add_error_message ( g_string_new ( str ) );
+        rofi_add_warning_message ( g_string_new ( str ) );
         g_free ( str );
         g_free(filename);
     }
diff --git a/source/rofi.c b/source/rofi.c
index a7edb5cb..fd318ad2 100644
--- a/source/rofi.c
+++ b/source/rofi.c
@@ -36,12 +36,12 @@
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/stat.h>
 #include <sys/types.h>
 #include <sysexits.h>
 #include <time.h>
 #include <unistd.h>
 #include <xcb/xcb.h>
-#include <sys/stat.h>
 
 #include <glib-unix.h>
 
@@ -1017,6 +1017,11 @@ int main(int argc, char *argv[]) {
     // This might clear existing errors.
     config_parse_cmd_options();
   }
+
+  if (rofi_theme == NULL || rofi_theme->num_widgets == 0) {
+    g_warning("Failed to load theme. Try to load default: ");
+    rofi_theme_parse_string("@theme \"default\"");
+  }
   TICK_N("Load cmd config ");
 
   // Get the path to the cache dir.