diff --git a/src/features/channel/channel-form.schema.ts b/src/features/channel/channel-form.schema.ts
index cffa66ae..8e445d06 100644
--- a/src/features/channel/channel-form.schema.ts
+++ b/src/features/channel/channel-form.schema.ts
@@ -18,7 +18,7 @@ const BaseChannelFormSchema = z.object({
     name: z
         .string()
         .min(5, "Name must be at least 5 characters long")
-        .max(40, "Name  e at most 40 characters long"),
+        .max(40, "Name must be at most 40 characters long"),
     enabled: z.boolean().default(true),
 });
 
diff --git a/src/features/channel/storages/Blob.schema.ts b/src/features/channel/storages/Blob.schema.ts
index 9bd3715f..a0dcda4c 100644
--- a/src/features/channel/storages/Blob.schema.ts
+++ b/src/features/channel/storages/Blob.schema.ts
@@ -5,7 +5,7 @@ export const BlobChannelConfigSchema = z.object({
     accountKey: z.string().optional(),
     connectionString: z.string().optional(),
     containerName: z.string().min(1, "Container name is required"),
-    endpointUrl: z.string().optional(),
+    endpointUrl: z.string().url("Endpoint URL must be a valid URL").optional(),
 }).refine(
     (data) => data.accountKey || data.connectionString,
     {message: "Either account key or connection string is required"}
diff --git a/src/features/channel/storages/Blob.ts b/src/features/channel/storages/Blob.ts
index bfec8267..0ed81ee6 100644
--- a/src/features/channel/storages/Blob.ts
+++ b/src/features/channel/storages/Blob.ts
@@ -128,11 +128,14 @@ export async function pingBlob(config: BlobConfig): Promise<StorageResult> {
             provider: "blob",
             response: "Container does not exist"
         };
-        const key = `${BASE_DIR}ping.txt`;
+        const key = `${BASE_DIR}ping-${Date.now()}-${Math.random().toString(36).slice(2)}.txt`;
         const blockBlobClient = containerClient.getBlockBlobClient(key);
-        await blockBlobClient.upload(Buffer.from("ping"), 4);
-        await blockBlobClient.download();
-        await blockBlobClient.delete();
+        try {
+            await blockBlobClient.upload(Buffer.from("ping"), 4);
+            await blockBlobClient.download();
+        } finally {
+            await blockBlobClient.delete().catch(() => undefined);
+        }
 
         return {
             success: true,