diff --git a/app/models/sync_repository.rb b/app/models/sync_repository.rb
index 70018d7d..94f7c663 100644
--- a/app/models/sync_repository.rb
+++ b/app/models/sync_repository.rb
@@ -29,7 +29,7 @@ class SyncRepository < ApplicationRecord
   validates :repo_name, uniqueness: { message: "已存在" }
 
   def unbind_reposyncer
-    Reposync::DeleteRepoService.call(self.repo_name)
+    Reposync::DeleteRepoService.call(self.repo_name) rescue nil
   end
   
 end
diff --git a/app/models/sync_repository_branch.rb b/app/models/sync_repository_branch.rb
index 3cca38c4..1940fd11 100644
--- a/app/models/sync_repository_branch.rb
+++ b/app/models/sync_repository_branch.rb
@@ -29,9 +29,9 @@ class SyncRepositoryBranch < ApplicationRecord
 
   def unbind_reposyncer
     if self.sync_repository.sync_direction.to_i == 1
-      Reposync::DeleteBranchService.call(self.sync_repository&.repo_name, self.gitlink_branch_name)
+      Reposync::DeleteBranchService.call(self.sync_repository&.repo_name, self.gitlink_branch_name) rescue nil
     else 
-      Reposync::DeleteBranchService.call(self.sync_repository&.repo_name, self.external_branch_name)
+      Reposync::DeleteBranchService.call(self.sync_repository&.repo_name, self.external_branch_name) rescue nil
     end
   end