add throw after message()

1 files changed, 2 insertions, 0 deletions

diff --git a/js/Misc/generic_block2.js b/js/Misc/generic_block2.js
index 963e475f..dd85d849 100644
--- a/js/Misc/generic_block2.js
+++ b/js/Misc/generic_block2.js
@@ -83,11 +83,13 @@ function generic_block2() {
             this.funtyp = int(this.funtyp);
             if (this.funtyp<0) {
                 message("function type cannot be negative");
+                throw "user error";
                 var ok = false;
             }
             if ([[this.ci],[this.co]]!=[]) {
                 if (max([[this.ci],[this.co]])>1) {
                     message("vector event links not supported");
+                    throw "user error";
                     var ok = false;
                 }
             }