diff --git a/.agents/skills/impeccable/scripts/live-browser.js b/.agents/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.agents/skills/impeccable/scripts/live-browser.js
+++ b/.agents/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.claude/skills/impeccable/scripts/live-browser.js b/.claude/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.claude/skills/impeccable/scripts/live-browser.js
+++ b/.claude/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.cursor/skills/impeccable/scripts/live-browser.js b/.cursor/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.cursor/skills/impeccable/scripts/live-browser.js
+++ b/.cursor/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.gemini/skills/impeccable/scripts/live-browser.js b/.gemini/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.gemini/skills/impeccable/scripts/live-browser.js
+++ b/.gemini/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.github/skills/impeccable/scripts/live-browser.js b/.github/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.github/skills/impeccable/scripts/live-browser.js
+++ b/.github/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.grok/skills/impeccable/scripts/live-browser.js b/.grok/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.grok/skills/impeccable/scripts/live-browser.js
+++ b/.grok/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.kiro/skills/impeccable/scripts/live-browser.js b/.kiro/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.kiro/skills/impeccable/scripts/live-browser.js
+++ b/.kiro/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.opencode/skills/impeccable/scripts/live-browser.js b/.opencode/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.opencode/skills/impeccable/scripts/live-browser.js
+++ b/.opencode/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.pi/skills/impeccable/scripts/live-browser.js b/.pi/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.pi/skills/impeccable/scripts/live-browser.js
+++ b/.pi/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.qoder/skills/impeccable/scripts/live-browser.js b/.qoder/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.qoder/skills/impeccable/scripts/live-browser.js
+++ b/.qoder/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.rovodev/skills/impeccable/scripts/live-browser.js b/.rovodev/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.rovodev/skills/impeccable/scripts/live-browser.js
+++ b/.rovodev/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.trae-cn/skills/impeccable/scripts/live-browser.js b/.trae-cn/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.trae-cn/skills/impeccable/scripts/live-browser.js
+++ b/.trae-cn/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.trae/skills/impeccable/scripts/live-browser.js b/.trae/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.trae/skills/impeccable/scripts/live-browser.js
+++ b/.trae/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/.vibe/skills/impeccable/scripts/live-browser.js b/.vibe/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/.vibe/skills/impeccable/scripts/live-browser.js
+++ b/.vibe/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');
diff --git a/plugin/skills/impeccable/scripts/live-browser.js b/plugin/skills/impeccable/scripts/live-browser.js
index 07f09326a..ecfc212c6 100644
--- a/plugin/skills/impeccable/scripts/live-browser.js
+++ b/plugin/skills/impeccable/scripts/live-browser.js
@@ -6499,6 +6499,19 @@
           if (maybeCompleteSteer(msg)) break;
           console.error('[impeccable] Error:', msg.message);
           showToast('Error: ' + msg.message, 5000);
+          // An agent error reply is terminal for the session it names: tear
+          // it down exactly like 'discarded' (cleanup includes clearSession),
+          // or the durable localStorage checkpoint survives and every reload
+          // resurrects a GENERATING bar for a session the server no longer
+          // knows about (issue #362).
+          if (msg.id && msg.id === currentSessionId) {
+            markSessionHandled();
+            cleanup();
+            break;
+          }
+          // A stored-but-not-current checkpoint naming the errored session
+          // (the error raced a reload) must not resurrect either.
+          if (msg.id && loadSession()?.id === msg.id) clearSession();
           hideBar();
           renderEditBadge('hidden');
           setLiveState('PICKING');