diff --git a/Sources/Punchnet/SDLContext.swift b/Sources/Punchnet/SDLContext.swift
index cc9fe7e..66d3bda 100644
--- a/Sources/Punchnet/SDLContext.swift
+++ b/Sources/Punchnet/SDLContext.swift
@@ -113,6 +113,7 @@ public class SDLContext: @unchecked Sendable {
                             try await self.startUDPHole()
                         } catch let err {
                             self.logger.log("[SDLContext] UDPHole get err: \(err)", level: .warning)
+                            try await Task.sleep(for: .seconds(2))
                         }
                     }
                 }
@@ -139,6 +140,7 @@ public class SDLContext: @unchecked Sendable {
                             try await self.startNoticeClient()
                         } catch let err {
                             self.logger.log("[SDLContext] noticeClient get err: \(err)", level: .warning)
+                            try await Task.sleep(for: .seconds(2))
                         }
                     }
                 }
@@ -168,6 +170,10 @@ public class SDLContext: @unchecked Sendable {
     private func startUDPHole() async throws {
         self.udpHole = try await SDLUDPHole(logger: self.logger)
         try await withThrowingTaskGroup(of: Void.self) { group in
+            defer {
+                self.logger.log("[SDLContext] udp_hole task cancel", level: .warning)
+            }
+            
             group.addTask {
                 try await self.udpHole?.start()
             }
@@ -187,7 +193,6 @@ public class SDLContext: @unchecked Sendable {
                 }
             }
             try await group.waitForAll()
-            self.logger.log("[SDLContext] udp_hole task cancel", level: .warning)
         }
         
     }
@@ -195,6 +200,10 @@ public class SDLContext: @unchecked Sendable {
     private func startSuperClient() async throws {
         self.superClient = try await SDLSuperClient(host: self.config.superHost, port: self.config.superPort, logger: self.logger)
         try await withThrowingTaskGroup(of: Void.self) { group in
+            defer {
+                self.logger.log("[SDLContext] super client task cancel", level: .warning)
+            }
+            
             group.addTask {
                 try await self.superClient?.start()
             }
@@ -207,7 +216,6 @@ public class SDLContext: @unchecked Sendable {
                 }
             }
             try await group.waitForAll()
-            self.logger.log("[SDLContext] super client task cancel", level: .warning)
         }
     }
     
@@ -467,10 +475,6 @@ public class SDLContext: @unchecked Sendable {
         // 开启新的任务
         self.readTask = Task(priority: .high) {
             repeat {
-                if Task.isCancelled {
-                    break
-                }
-                
                 let (packets, numbers) = await self.provider.packetFlow.readPackets()
                 for (data, number) in zip(packets, numbers) where number == 2 {
                     if let packet = IPPacket(data) {