Index: openacs-4/packages/proctoring-support/www/resources/proctoring.js
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/proctoring-support/www/resources/proctoring.js,v
diff -u -r1.1.2.4 -r1.1.2.5
--- openacs-4/packages/proctoring-support/www/resources/proctoring.js	7 Oct 2020 08:34:20 -0000	1.1.2.4
+++ openacs-4/packages/proctoring-support/www/resources/proctoring.js	7 Oct 2020 09:10:13 -0000	1.1.2.5
@@ -530,11 +530,18 @@
             this.numCheckedStreams == this.numStreams) {
             for (var i = 0; i < this.streams.length; i++) {
                 var streamName = this.streamNames[i];
-                if (!this.checkStream(this.streams[i], streamName)) {
+                var video = this.videos[i];
+                try {
+                    if (!this.checkStream(this.streams[i], streamName)) {
+                        throw this.streamErrors[i];
+                    } else if (this.ready && video.paused) {
+                        throw "Video acquisition appears to have stopped.";
+                    }
+                } catch (e) {
+                    console.error(e);
                     this.isMissingStreams = true;
                     if (typeof this.onMissingStreamHandler == 'function') {
-                        var err = this.streamErrors[i];
-                        this.onMissingStreamHandler(streamName, err);
+                        this.onMissingStreamHandler(streamName, e.message);
                     }
                 }
             }