1 files changed, 15 insertions, 13 deletions
diff --git a/gui/ice40/worker.cc b/gui/ice40/worker.cc
index 92a0f6ac..f86ec55e 100644
--- a/gui/ice40/worker.cc
+++ b/gui/ice40/worker.cc
@@ -19,20 +19,22 @@ void Worker::parsejson(const std::string &filename)
 {
     std::string fn = filename;
     std::ifstream f(fn);
+    try {
+        parse_json_file(f, fn, ctx);
+        if (!pack_design(ctx))
+            log_error("Packing design failed.\n");
+        double freq = 50e6;
+        assign_budget(ctx, freq);
+        print_utilisation(ctx);
 
-    parse_json_file(f, fn, ctx);
-    if (!pack_design(ctx))
-        log_error("Packing design failed.\n");
-    double freq = 50e6;
-    assign_budget(ctx, freq);
-    print_utilisation(ctx);
-
-    if (!place_design_sa(ctx))
-        log_error("Placing design failed.\n");
-    if (!route_design(ctx))
-        log_error("Routing design failed.\n");
-    print_utilisation(ctx);
-    Q_EMIT log("done");
+        if (!place_design_sa(ctx))
+            log_error("Placing design failed.\n");
+        if (!route_design(ctx))
+            log_error("Routing design failed.\n");
+        Q_EMIT log("done");
+    } catch (log_execution_error_exception) {
+        Q_EMIT log("failed");
+    }
 }
 
 TaskManager::TaskManager(Context *ctx)