diff --git a/src/electron/fetchApi.ts b/src/electron/fetchApi.ts
index f669ae78..73f5433e 100644
--- a/src/electron/fetchApi.ts
+++ b/src/electron/fetchApi.ts
@@ -41,7 +41,11 @@ const fetchApi: { [key: string]: (key: string, val: unknown) => unknown } = {
         agent,
       });
       if (result.ok) {
-        return { status: result.status, data: await result.json() };
+        const data = result.headers.get('content-type').includes('application/json')
+          ? await result.json()
+          : (await result.text())?.split('\n')?.filter(Boolean);
+
+        return { status: result.status, data };
       }
       throw new CustomError(result.status, await result.text());
     } catch (e) {
diff --git a/src/store/connectionStore.ts b/src/store/connectionStore.ts
index e3b1236b..a0cd90be 100644
--- a/src/store/connectionStore.ts
+++ b/src/store/connectionStore.ts
@@ -147,13 +147,12 @@ export const useConnectionStore = defineStore('connectionStore', {
           const newIndex = this.established.indices.find(
             ({ index: indexName }: ConnectionIndex) => indexName === index,
           );
-          if (!newIndex) {
-            return;
+          if (newIndex) {
+            if (!newIndex.mapping) {
+              newIndex.mapping = await client.get(`/${index}/_mapping`, 'format=json');
+            }
+            this.established = { ...this.established, activeIndex: newIndex };
           }
-          if (!newIndex.mapping) {
-            newIndex.mapping = await client.get(`/${index}/_mapping`, 'format=json');
-          }
-          this.established = { ...this.established, activeIndex: newIndex };
         }
       } catch (err) {
         console.error('failed to refresh index mapping', err);