yanglint BUGFIX is ly_ctx_info fails display an error
diff --git a/tools/lint/commands.c b/tools/lint/commands.c
index f86dc11..468304c 100644
--- a/tools/lint/commands.c
+++ b/tools/lint/commands.c
@@ -578,6 +578,7 @@
 
     ylib = ly_ctx_info(ctx);
     if (!ylib) {
+        fprintf(stderr, "Getting context info (ietf-yang-library data) failed.\n");
         return 1;
     }