diff --git a/modules/chain/dap_chain_ledger.c b/modules/chain/dap_chain_ledger.c
index 7213a27bc922cbc057fbd3050da3c1ea467d12b6..5f64beb19e574f60e437627b29b114959d9128b7 100644
--- a/modules/chain/dap_chain_ledger.c
+++ b/modules/chain/dap_chain_ledger.c
@@ -117,7 +117,7 @@ typedef struct dap_chain_ledger_tx_item {
         time_t ts_created;
         int n_outs;
         int n_outs_used;
-        char token_ticker[DAP_CHAIN_TICKER_SIZE_MAX]
+        char token_ticker[DAP_CHAIN_TICKER_SIZE_MAX];
         // TODO dynamically allocates the memory in order not to limit the number of outputs in transaction
         dap_chain_hash_fast_t tx_hash_spent_fast[MAX_OUT_ITEMS]; // spent outs list
     } cache_data;
@@ -201,7 +201,7 @@ typedef struct dap_ledger_private {
     dap_chain_cell_id_t local_cell_id;
     /* Cache section */
     dap_ledger_cache_item_t last_tx;
-    dap_ledger_cache_item_t last_thres_tx;
+    dap_ledger_cache_item_t last_spent_tx;
     dap_ledger_cache_item_t last_emit;
     dap_ledger_cache_str_item_t last_ticker;
 } dap_ledger_private_t;
@@ -2612,6 +2612,7 @@ int dap_chain_ledger_tx_load(dap_ledger_t *a_ledger, dap_chain_datum_tx_t *a_tx)
         if (!PVT(a_ledger)->last_spent_tx.found &&
                 !memcmp(PVT(a_ledger)->last_spent_tx.hash, &l_tx_hash, sizeof(dap_chain_hash_fast_t))) {
             PVT(a_ledger)->last_spent_tx.found = true;
+        }
     }
     return 1;
 }
@@ -2960,8 +2961,8 @@ uint256_t dap_chain_ledger_calc_balance_full(dap_ledger_t *a_ledger, const dap_c
  * a_public_key_size[in] public key size
  * a_tx_first_hash [in/out] hash of the initial transaction/ found transaction, if 0 start from the beginning
  */
-static dap_chain_ledger_tx_item_t* tx_item_find_by_addr(dap_ledger_t *a_ledger,
-        const dap_chain_addr_t *a_addr,const char * a_token, dap_chain_hash_fast_t *a_tx_first_hash)
+static dap_chain_ledger_tx_item_t* tx_item_find_by_addr(dap_ledger_t *a_ledger, const dap_chain_addr_t *a_addr,
+                                                        const char * a_token, dap_chain_hash_fast_t *a_tx_first_hash)
 {
     if(!a_addr || !a_tx_first_hash)
         return NULL;
diff --git a/modules/net/dap_chain_node_cli_cmd_tx.c b/modules/net/dap_chain_node_cli_cmd_tx.c
index a8127a86851c4d7f73f5ffd6fe683448aeecb94f..6c7ff2164fcad12ca13949f3085175dbca11d947 100644
--- a/modules/net/dap_chain_node_cli_cmd_tx.c
+++ b/modules/net/dap_chain_node_cli_cmd_tx.c
@@ -108,7 +108,7 @@ static void s_dap_chain_datum_tx_out_data(dap_chain_datum_tx_t *a_datum,
         if (l_list_tx_any) {
             l_ticker = ((dap_chain_tx_token_t*)l_list_tx_any->data)->header.ticker;
         } else {
-            l_ticker = dap_chain_ledger_tx_get_token_ticker_by_hash(a_ledger, &l_tx_hash);
+            l_ticker = dap_chain_ledger_tx_get_token_ticker_by_hash(a_ledger, a_tx_hash);
         }
         dap_string_append_printf(a_str_out, "transaction:%s hash: %s\n TS Created: %s Token ticker: %s\n Items:\n",
                                  l_list_tx_any ? " (emit)" : "", l_hash_str, dap_ctime_r(&l_ts_create, buf), l_ticker);
@@ -1313,8 +1313,8 @@ int com_ledger(int a_argc, char ** a_argv, char **a_str_reply)
         //const char *l_chain_group = dap_chain_gdb_get_group(l_chain);
         dap_chain_hash_fast_t l_tx_hash;
         if(l_tx_hash_str) {
-            if (dap_chain_hash_fast_from_str(l_tx_hash_str, l_tx_hash) &&
-                    dap_enc_base58_hex_to_hash(l_tx_hash_str, l_tx_hash)) {
+            if (dap_chain_hash_fast_from_str(l_tx_hash_str, &l_tx_hash) &&
+                    dap_enc_base58_hex_to_hash(l_tx_hash_str, &l_tx_hash)) {
                 l_tx_hash_str = NULL;
                 dap_chain_node_cli_set_reply_text(a_str_reply, "tx hash not recognized");
                 return -1;
@@ -1455,7 +1455,8 @@ int com_ledger(int a_argc, char ** a_argv, char **a_str_reply)
             return -2;
         }
         dap_chain_hash_fast_t *l_tx_hash = DAP_NEW(dap_chain_hash_fast_t);
-        if(dap_chain_hash_fast_from_str(l_tx_hash_str, l_tx_hash)){
+        if (dap_chain_hash_fast_from_str(l_tx_hash_str, l_tx_hash) &&
+                dap_enc_base58_hex_to_hash(l_tx_hash_str, l_tx_hash)) {
             dap_chain_node_cli_set_reply_text(a_str_reply, "Can't get hash_fast from %s", l_tx_hash_str);
             return -4;
         }
diff --git a/modules/type/dag/dap_chain_cs_dag_event.c b/modules/type/dag/dap_chain_cs_dag_event.c
index bcdb5ce1e101de818a5964e4f35298b1e32fe55e..8ec8716bf12c8e858c95699163eccac9fa824f32 100644
--- a/modules/type/dag/dap_chain_cs_dag_event.c
+++ b/modules/type/dag/dap_chain_cs_dag_event.c
@@ -198,7 +198,7 @@ bool dap_chain_cs_dag_event_gdb_set(char *a_event_hash_str, dap_chain_cs_dag_eve
     return ret;
 }
 
-dap_chain_cs_dag_event_t* dap_chain_cs_dag_event_gdb_get(char *a_event_hash_str, uint32_t * a_event_size, const char *a_group,
+dap_chain_cs_dag_event_t* dap_chain_cs_dag_event_gdb_get(const char *a_event_hash_str, size_t *a_event_size, const char *a_group,
                                                             dap_chain_cs_dag_event_round_cfg_t * a_event_round_cfg) {
     size_t l_event_round_item_size = 0;
     dap_chain_cs_dag_event_round_item_t* l_event_round_item = 
diff --git a/modules/type/dag/include/dap_chain_cs_dag.h b/modules/type/dag/include/dap_chain_cs_dag.h
index ac2ac6074724c973673dd968cab86f8c58677e5e..48d9cd9d153f0bd66395ad4c15517bc87180fe51 100644
--- a/modules/type/dag/include/dap_chain_cs_dag.h
+++ b/modules/type/dag/include/dap_chain_cs_dag.h
@@ -36,7 +36,7 @@ typedef dap_chain_cs_dag_event_t * (*dap_chain_cs_dag_callback_event_create_t)(d
                                                                                dap_chain_hash_fast_t *,
                                                                                size_t, size_t*);
 
-typedef int (*dap_chain_cs_dag_callback_get_round_cfg_t)(dap_chain_cs_dag_t *, dap_chain_cs_dag_event_round_cfg_t *);
+typedef void (*dap_chain_cs_dag_callback_get_round_cfg_t)(dap_chain_cs_dag_t *, dap_chain_cs_dag_event_round_cfg_t *);
 typedef void (*dap_chain_cs_dag_callback_set_event_round_cfg_t)(dap_chain_cs_dag_t *, dap_chain_cs_dag_event_round_cfg_t *);
 
 typedef struct dap_chain_cs_dag_hal_item {
diff --git a/modules/type/dag/include/dap_chain_cs_dag_event.h b/modules/type/dag/include/dap_chain_cs_dag_event.h
index 244c2fbd965cb7b60d94a0e7adc9ae7341c88576..7b188243ab36a9d110804607aff41dcd1ab67366 100644
--- a/modules/type/dag/include/dap_chain_cs_dag_event.h
+++ b/modules/type/dag/include/dap_chain_cs_dag_event.h
@@ -145,6 +145,6 @@ static inline uint32_t dap_chain_cs_dag_event_round_item_get_size(dap_chain_cs_d
 bool dap_chain_cs_dag_event_gdb_set(char *a_event_hash_str, dap_chain_cs_dag_event_t * a_event, uint32_t a_event_size,
                                         const char *a_group, dap_chain_cs_dag_event_round_cfg_t * a_event_round_cfg);
 
-dap_chain_cs_dag_event_t* dap_chain_cs_dag_event_gdb_get(char *a_event_hash_str, uint32_t * a_event_size,
+dap_chain_cs_dag_event_t* dap_chain_cs_dag_event_gdb_get(const char *a_event_hash_str, size_t *a_event_size,
                                                         const char *a_group, dap_chain_cs_dag_event_round_cfg_t * a_event_round_cfg);