diff --git a/frameworks/liteipc/src/serializer.c b/frameworks/liteipc/src/serializer.c
index 6bf26df2c2b104aee58cbedb1ee94a174449ead7..53465ba1057f17c53c349223df55eeac485233ab 100755
--- a/frameworks/liteipc/src/serializer.c
+++ b/frameworks/liteipc/src/serializer.c
@@ -24,7 +24,7 @@
 #include "sys_binder.h"
 #endif
 
-#define MAX_IO_SIZE 8192UL
+#define MAX_IO_SIZE 64512UL
 #define MAX_OBJ_NUM 32UL
 #define MAX_DATA_BUFF_SIZE 65536UL
 
diff --git a/frameworks/liteipc_linux/src/liteipc_adapter.c b/frameworks/liteipc_linux/src/liteipc_adapter.c
index 3141362381e375d9007fefa8ddf2fb15556e8cea..474527d0ad5f51c68c1b9943e1c0b7f0e6b59ed9 100644
--- a/frameworks/liteipc_linux/src/liteipc_adapter.c
+++ b/frameworks/liteipc_linux/src/liteipc_adapter.c
@@ -398,13 +398,22 @@ static bool IsValidCB(IpcMsg* ipcMsg)
 static void HandleSpawnLooper(const IpcContext *context, const struct FuncPair *funcPair)
 {
     pthread_t thread;
+    LOG(ERROR, "enter handlespawnlooper funcpair is %p", funcPair);
     struct BinderThreadDesc *btd = (struct BinderThreadDesc *)malloc(sizeof(struct BinderThreadDesc));
+    LOG(ERROR, "malloc finished! btd is %p", btd);
     if (btd == NULL) {
         return;
     }
     btd->context = context;
-    btd->func = funcPair->func;
-    btd->argv = funcPair->argv;
+    if (funcPair != NULL) {
+        btd->func = funcPair->func;
+        btd->argv = funcPair->argv;
+    } else {
+        LOG(ERROR, "funcPair is NULL!");
+        btd->func = NULL;
+        btd->argv = NULL;
+    }
+
     int ret = pthread_create(&thread, NULL, BinderThreadRoutine, btd);
     if (ret != 0) {
         free(btd);
diff --git a/interfaces/kits/liteipc_adapter.h b/interfaces/kits/liteipc_adapter.h
index 937d88c722c1993f8d62f61e5a6d12fff89151db..bf0911525fb37361cff4e1706cee82de918b999d 100755
--- a/interfaces/kits/liteipc_adapter.h
+++ b/interfaces/kits/liteipc_adapter.h
@@ -35,7 +35,7 @@ extern "C" {
 #define IPC_WAIT_FOREVER 0XFFFFFFFF
 #define IPC_TIMEOUT_MIN 10        /* unit:ms */
 #define IPC_INVAILD_TIMER_ID (timer_t)-1
-#define IPC_IO_DATA_MAX 8192UL
+#define IPC_IO_DATA_MAX 64512UL
 
 typedef enum {
     LITEIPC_FLAG_DEFAULT = 0, // send and reply