diff --git a/src/components/chat/ChatFlowList.jsx b/src/components/chat/ChatFlowList.jsx
index bbc6f4a..fde7756 100644
--- a/src/components/chat/ChatFlowList.jsx
+++ b/src/components/chat/ChatFlowList.jsx
@@ -104,7 +104,7 @@ function parseMessagePayload(raw) {
   try {
     const parsed = JSON.parse(raw);
     if (parsed && typeof parsed === 'object') return parsed;
-  } catch {}
+  } catch { }
   return { content: raw };
 }
 
@@ -119,7 +119,7 @@ function formatUsageText(usage) {
   return `${fmt(input)} Prompt${cachedPart} · ${fmt(output)} Antwort${cost}`;
 }
 
-function formatToolTooltip(content, result, parameters, prefix) {
+function formatToolTooltip(content, result, parameters, prefix, error) {
   const parts = [];
 
   if (prefix) {
@@ -150,13 +150,32 @@ function formatToolTooltip(content, result, parameters, prefix) {
     }
   }
 
-  if (result !== undefined && result !== null) {
+  if (result !== undefined && result !== null && result !== '') {
     try {
       const resStr = typeof result === 'object' ? JSON.stringify(result, null, 2) : String(result);
-      if (!parts.some((p) => p.includes(resStr))) {
+      if (!parts.includes(resStr)) {
         parts.push(resStr);
       }
-    } catch {}
+    } catch {
+      const resStr = String(result);
+      if (!parts.includes(resStr)) {
+        parts.push(resStr);
+      }
+    }
+  }
+
+  if (error !== undefined && error !== null && error !== '') {
+    try {
+      const errStr = typeof error === 'object' ? JSON.stringify(error, null, 2) : String(error);
+      if (!parts.includes(errStr)) {
+        parts.push(errStr);
+      }
+    } catch {
+      const errStr = String(error);
+      if (!parts.includes(errStr)) {
+        parts.push(errStr);
+      }
+    }
   }
 
   return parts.join('\n\n') || '';
@@ -188,7 +207,6 @@ class ClickTooltip extends PureComponent {
             enterDelay={0}
             leaveDelay={0}
             TransitionProps={{ timeout: 0 }}
-            slotProps={{ transition: { timeout: 0 } }}
             title={title}
             arrow
             placement="top"
@@ -256,7 +274,7 @@ function extractReasoningText(msg, payload) {
           if (inner.plain && typeof inner.plain === 'string' && inner.plain.trim()) {
             return inner.plain.trim();
           }
-        } catch {}
+        } catch { }
         return '';
       }
       return trimmed;
@@ -271,7 +289,7 @@ function extractReasoningText(msg, payload) {
         if (parsed.plain && typeof parsed.plain === 'string' && parsed.plain.trim()) {
           return parsed.plain.trim();
         }
-      } catch {}
+      } catch { }
       return '';
     }
     if (!raw.startsWith('{')) {
@@ -798,7 +816,7 @@ export function normalizeChatMessages(rawMessages = []) {
           let args = {};
           try {
             args = typeof tc.function?.arguments === 'string' ? JSON.parse(tc.function.arguments) : (tc.function?.arguments || {});
-          } catch {}
+          } catch { }
 
           const isAskUser = tc.function?.name === 'ask_user';
           const existing = !isAskUser && tc.id ? findExistingTool(tc.id) : null;
@@ -854,7 +872,7 @@ function MessageRow({ msg, showTime = true }) {
       if (nested && typeof nested === 'object' && nested.content !== undefined) {
         textContent = nested.content;
       }
-    } catch {}
+    } catch { }
   }
 
   const { attachments: vfsAttachments, cleanText } = parseAttachmentsFromText(textContent);
@@ -1055,8 +1073,8 @@ export default class ChatFlowList extends PureComponent {
         {/* Live streaming turns */}
         {activeTurns && activeTurns.length > 0
           ? activeTurns.map((turn, idx) => (
-              <TurnRow key={turn.id || idx} turn={turn} isLive={true} />
-            ))
+            <TurnRow key={turn.id || idx} turn={turn} isLive={true} />
+          ))
           : null}
 
         <div ref={this.bottomRef} style={{ height: 1, flexShrink: 0 }} />