diff --git a/packages/trace-viewer/src/ui/networkTab.tsx b/packages/trace-viewer/src/ui/networkTab.tsx
index 47dac6ebc9..c2cd760f60 100644
--- a/packages/trace-viewer/src/ui/networkTab.tsx
+++ b/packages/trace-viewer/src/ui/networkTab.tsx
@@ -129,8 +129,13 @@ const NetworkResource: React.FunctionComponent<{
 }> = ({ resource, boundaries }) => {
   const { routeStatus, resourceName, contentType } = React.useMemo(() => {
     const routeStatus = formatRouteStatus(resource);
-    const url = new URL(resource.request.url);
-    const resourceName = url.pathname;
+    let resourceName: string;
+    try {
+      const url = new URL(resource.request.url);
+      resourceName = url.pathname;
+    } catch {
+      resourceName = resource.request.url;
+    }
     let contentType = resource.response.content.mimeType;
     const charset = contentType.match(/^(.*);\s*charset=.*$/);
     if (charset)
diff --git a/packages/trace-viewer/src/ui/workbench.tsx b/packages/trace-viewer/src/ui/workbench.tsx
index 46d8bbfbd4..7586e530d4 100644
--- a/packages/trace-viewer/src/ui/workbench.tsx
+++ b/packages/trace-viewer/src/ui/workbench.tsx
@@ -278,6 +278,7 @@ export const Workbench: React.FunctionComponent<{
               setSidebarLocation('bottom');
             }} />
         ]}
+        mode={sidebarLocation === 'bottom' ? 'default' : 'select'}
       />
     </SplitView>
   </div>;
diff --git a/packages/web/src/components/tabbedPane.tsx b/packages/web/src/components/tabbedPane.tsx
index d413513502..63bac4c17e 100644
--- a/packages/web/src/components/tabbedPane.tsx
+++ b/packages/web/src/components/tabbedPane.tsx
@@ -34,14 +34,17 @@ export const TabbedPane: React.FunctionComponent<{
   selectedTab: string,
   setSelectedTab: (tab: string) => void,
   dataTestId?: string,
-}> = ({ tabs, selectedTab, setSelectedTab, leftToolbar, rightToolbar, dataTestId }) => {
+  mode?: 'default' | 'select',
+}> = ({ tabs, selectedTab, setSelectedTab, leftToolbar, rightToolbar, dataTestId, mode }) => {
+  if (!mode)
+    mode = 'default';
   return <div className='tabbed-pane' data-testid={dataTestId}>
     <div className='vbox'>
       <Toolbar>
         { leftToolbar && <div style={{ flex: 'none', display: 'flex', margin: '0 4px', alignItems: 'center' }}>
           {...leftToolbar}
         </div>}
-        <div style={{ flex: 'auto', display: 'flex', height: '100%', overflow: 'hidden' }}>
+        {mode === 'default' && <div style={{ flex: 'auto', display: 'flex', height: '100%', overflow: 'hidden' }}>
           {[...tabs.map(tab => (
             <TabbedPaneTab
               id={tab.id}
@@ -52,7 +55,25 @@ export const TabbedPane: React.FunctionComponent<{
               onSelect={setSelectedTab}
             ></TabbedPaneTab>)),
           ]}
-        </div>
+        </div>}
+        {mode === 'select' && <div style={{ flex: 'auto', display: 'flex', height: '100%', overflow: 'hidden' }}>
+          <select style={{width: '100%', background: 'none', cursor: 'pointer'}} onChange={e => {
+            setSelectedTab(tabs[e.currentTarget.selectedIndex].id);
+          }}>
+            {tabs.map(tab => {
+              let suffix = '';
+              if (tab.count === 1)
+                suffix = ' 🔵';
+              else if (tab.count)
+                suffix = ` 🔵✖️${tab.count}`;
+              if (tab.errorCount === 1)
+                suffix = ` 🔴`;
+              else if (tab.errorCount)
+                suffix = ` 🔴✖️${tab.errorCount}`;
+              return <option value={tab.id} selected={tab.id === selectedTab}>{tab.title}{suffix}</option>;
+            })}
+          </select>
+        </div>}
         {rightToolbar && <div style={{ flex: 'none', display: 'flex', alignItems: 'center' }}>
           {...rightToolbar}
         </div>}