diff --git a/modules/common/dap_chain_datum.c b/modules/common/dap_chain_datum.c
index b41554b6383f46a416dc8efad80db7be4a30e243..ca90883f9bd35361186908c7f39e129d84ede845 100644
--- a/modules/common/dap_chain_datum.c
+++ b/modules/common/dap_chain_datum.c
@@ -310,6 +310,7 @@ bool dap_chain_datum_dump_tx(dap_chain_datum_tx_t *a_datum,
                         ((dap_chain_datum_tx_receipt_t*)item)->receipt_info.value_datoshi);
             char *l_coins_str = dap_chain_balance_to_coins(
                         ((dap_chain_datum_tx_receipt_t*)item)->receipt_info.value_datoshi);
+            serv_unit_enum_t l_unit = ((dap_chain_datum_tx_receipt_t*)item)->receipt_info.units_type.enm;
             dap_string_append_printf(a_str_out, "\t Receipt:\n"
                                                 "\t\t size: %"DAP_UINT64_FORMAT_U"\n"
                                                 "\t\t ext size: %"DAP_UINT64_FORMAT_U"\n"
@@ -322,8 +323,7 @@ bool dap_chain_datum_dump_tx(dap_chain_datum_tx_t *a_datum,
                                      ((dap_chain_datum_tx_receipt_t*)item)->exts_size,
                                      ((dap_chain_datum_tx_receipt_t*)item)->receipt_info.units,
                                      ((dap_chain_datum_tx_receipt_t*)item)->receipt_info.srv_uid.uint64,
-                                     serv_unit_enum_to_str(
-                                         &((dap_chain_datum_tx_receipt_t*)item)->receipt_info.units_type.enm),
+                                     serv_unit_enum_to_str(&l_unit),
                                      l_coins_str,
                                      l_value_str);
             if (((dap_chain_datum_tx_receipt_t*)item)->exts_size == sizeof(dap_sign_t) + sizeof(dap_sign_t)){
diff --git a/modules/net/dap_chain_net.c b/modules/net/dap_chain_net.c
index b7be1723e8a7fbe53de3176c4cf44c0c5b8c47b1..fb265feb7433b7ab5d2e8474f621626b0e7cc3df 100644
--- a/modules/net/dap_chain_net.c
+++ b/modules/net/dap_chain_net.c
@@ -444,7 +444,7 @@ void dap_chain_net_sync_gdb_broadcast(void *a_arg, const char a_op_code, const c
     dap_chain_net_t *l_net = (dap_chain_net_t *)a_arg;
     if (!HASH_COUNT(PVT(l_net)->downlinks))
         return;
-    if (PVT(l_net)->state == NET_STATE_ONLINE) {
+    if (PVT(l_net)->state >= NET_STATE_LINKS_ESTABLISHED && PVT(l_net)->state != NET_STATE_SYNC_GDB) {
         dap_store_obj_t *l_obj = NULL;
         if (a_op_code == DAP_DB$K_OPTYPE_DEL) {
             char *l_group = dap_strdup_printf("%s.del", a_group);
@@ -571,7 +571,7 @@ static void s_chain_callback_notify(void * a_arg, dap_chain_t *a_chain, dap_chai
     if (!a_arg)
         return;
     dap_chain_net_t *l_net = (dap_chain_net_t *)a_arg;
-    if (PVT(l_net)->state == NET_STATE_ONLINE) {
+    if (PVT(l_net)->state >= NET_STATE_LINKS_ESTABLISHED && PVT(l_net)->state != NET_STATE_SYNC_CHAINS) {
         pthread_rwlock_rdlock(&PVT(l_net)->rwlock);
         struct downlink *l_link, *l_tmp;
         HASH_ITER(hh, PVT(l_net)->downlinks, l_link, l_tmp) {
@@ -1404,7 +1404,7 @@ static dap_chain_net_t *s_net_new(const char * a_id, const char * a_name ,
     PVT(ret)->state_proc_cond = CreateEventA( NULL, FALSE, FALSE, NULL );
 #endif
 
-    if (sscanf(a_id,"0x%016"DAP_UINT64_FORMAT_X, &ret->pub.id.uint64 ) != 1) {
+    if (dap_sscanf(a_id,"0x%016"DAP_UINT64_FORMAT_X, &ret->pub.id.uint64 ) != 1) {
         log_it (L_ERROR, "Wrong id format (\"%s\"). Must be like \"0x0123456789ABCDE\"" , a_id );
         DAP_DELETE(ret);
         return NULL;
diff --git a/modules/net/dap_chain_node_cli.c b/modules/net/dap_chain_node_cli.c
index d4eb184cfc626dc99524253ce4fb15ab8050e618..921281b9db2d815d729018f5050171b16b3592e9 100644
--- a/modules/net/dap_chain_node_cli.c
+++ b/modules/net/dap_chain_node_cli.c
@@ -1070,11 +1070,11 @@ int dap_chain_node_cli_init(dap_config_t * g_config)
 
     dap_chain_node_cli_cmd_item_create ("chain_ca_pub", com_chain_ca_pub,
                                         "Add pubic certificate into the mempool to prepare its way to chains",
-            "chain_ca -net <net name> [-chain <chain name>] -ca_name <Certificate name>\n");
+            "chain_ca_pub -net <net name> [-chain <chain name>] -ca_name <Certificate name>\n");
 
     dap_chain_node_cli_cmd_item_create ("chain_ca_copy", com_chain_ca_copy,
                                         "Copy pubic certificate into the mempool to prepare its way to chains",
-            "chain_ca -net <net name> [-chain <chain name>] -ca_name <Public certificate name>\n");
+            "chain_ca_copy -net <net name> [-chain <chain name>] -ca_name <Public certificate name>\n");
 
     // Transaction commands
     dap_chain_node_cli_cmd_item_create ("tx_create", com_tx_create, "Make transaction",
diff --git a/modules/service/vpn/dap_chain_net_vpn_client.c b/modules/service/vpn/dap_chain_net_vpn_client.c
index 4f1b396672dc6ccbecf6563d361c2b1cc8d69829..3246500704fb1d82e60ffd791ce1022e7c0a86cd 100644
--- a/modules/service/vpn/dap_chain_net_vpn_client.c
+++ b/modules/service/vpn/dap_chain_net_vpn_client.c
@@ -558,7 +558,8 @@ int dap_chain_net_vpn_client_check(dap_chain_net_t *a_net, const char *a_ipv4_st
             if(a_ipv4_str)
                 memcpy(l_request->ip_recv, a_ipv4_str, min(sizeof(l_request->ip_recv), strlen(a_ipv4_str)));
             l_request->time_connect_ms = l_dtime_connect_ms;
-            gettimeofday(&l_request->send_time1, NULL);
+            gettimeofday(&l_t, NULL);
+            l_t = l_request->send_time1;
             size_t l_request_size = l_request->data_size + sizeof(dap_stream_ch_chain_net_srv_pkt_test_t);
             dap_stream_ch_pkt_write_unsafe(l_ch, DAP_STREAM_CH_CHAIN_NET_SRV_PKT_TYPE_CHECK_REQUEST, l_request, l_request_size);
             dap_stream_ch_set_ready_to_write_unsafe(l_ch, true);