diff --git a/ui-electrobun/src/mainview/ProjectCard.svelte b/ui-electrobun/src/mainview/ProjectCard.svelte
index 40dd025..49eb1ae 100644
--- a/ui-electrobun/src/mainview/ProjectCard.svelte
+++ b/ui-electrobun/src/mainview/ProjectCard.svelte
@@ -132,11 +132,14 @@
   }
 
   function handleSend(text: string) {
+    console.log('[ProjectCard] handleSend called:', { id, provider, cwd, model, hasSession: appState.agent.hasSession(id), text: text.slice(0, 50) });
     if (appState.agent.hasSession(id)) {
+      console.log('[ProjectCard] calling sendPrompt');
       appState.agent.sendPrompt(id, text).catch((err) => {
         console.error('[agent.prompt] error:', err);
       });
     } else {
+      console.log('[ProjectCard] calling startAgent');
       appState.agent.startAgent(id, provider, text, { cwd, model }).catch((err) => {
         console.error('[agent.start] error:', err);
       });
diff --git a/ui-electrobun/src/mainview/agent-store.svelte.ts b/ui-electrobun/src/mainview/agent-store.svelte.ts
index 8c3cbfc..85d9bee 100644
--- a/ui-electrobun/src/mainview/agent-store.svelte.ts
+++ b/ui-electrobun/src/mainview/agent-store.svelte.ts
@@ -602,9 +602,14 @@ export function getSession(projectId: string): AgentSession | undefined {
   return sessions[sessionId];
 }
 
-/** Check if a project has an active session. */
+/** Check if a project has an active (running) session. */
 export function hasSession(projectId: string): boolean {
-  return projectSessionMap.has(projectId);
+  const sessionId = projectSessionMap.get(projectId);
+  if (!sessionId) return false;
+  const session = sessions[sessionId];
+  // Only return true if session exists AND is running
+  // Dead/error/done sessions should trigger startAgent, not sendPrompt
+  return !!session && session.status === 'running';
 }
 
 /**