diff --git a/casadm/cas_main.c b/casadm/cas_main.c
index 208ec3d..d7278cb 100644
--- a/casadm/cas_main.c
+++ b/casadm/cas_main.c
@@ -744,8 +744,9 @@ static cli_namespace set_param_namespace = {
 int set_param_seq_cutoff_handle_option(char *opt, const char **arg)
 {
 	if (!strcmp(opt, "threshold")) {
-		if (validate_str_num(arg[0], "sequential cutoff threshold", 1,
-				4194181) == FAILURE)
+		if (validate_str_num(arg[0], "sequential cutoff threshold",
+					OCF_SEQ_CUTOFF_MIN_THRESHOLD,
+					OCF_SEQ_CUTOFF_MAX_THRESHOLD) == FAILURE)
 			return FAILURE;
 
 		SET_CORE_PARAM(core_param_seq_cutoff_threshold, atoi(arg[0]) * KiB);
@@ -764,8 +765,9 @@ int set_param_seq_cutoff_handle_option(char *opt, const char **arg)
 			return FAILURE;
 		}
 	} else if (!strcmp(opt, "promotion-count")) {
-		if (validate_str_num(arg[0], "sequential cutoff promotion request count", 1,
-				65535) == FAILURE)
+		if (validate_str_num(arg[0], "sequential cutoff promotion request count",
+					OCF_SEQ_CUTOFF_MIN_PROMOTION_COUNT,
+				OCF_SEQ_CUTOFF_MAX_PROMOTION_COUNT) == FAILURE)
 			return FAILURE;
 
 		SET_CORE_PARAM(core_param_seq_cutoff_promotion_count, atoi(arg[0]));
diff --git a/casadm/extended_err_msg.c b/casadm/extended_err_msg.c
index dd8b1c9..7fecbc1 100644
--- a/casadm/extended_err_msg.c
+++ b/casadm/extended_err_msg.c
@@ -158,6 +158,10 @@ struct {
 		OCF_ERR_INVAL_CACHE_DEV,
 		"Device does not meet requirements."
 	},
+	{
+		OCF_ERR_NO_LOCK,
+		"Failed to lock cache for management operation."
+	},
 
 	/* CAS kernel error mappings*/
 	{
@@ -253,11 +257,6 @@ struct {
 		"Waiting for operation interrupted"
 	},
 	{
-		KCAS_ERR_CACHE_STOPPING,
-		"Cache being stopped"
-	},
-	{
-
 		KCAS_ERR_CORE_IN_ACTIVE_STATE,
 		"Core device is in active state"
 	},
diff --git a/modules/cas_cache/layer_cache_management.c b/modules/cas_cache/layer_cache_management.c
index 9f0ad9d..1f12432 100644
--- a/modules/cas_cache/layer_cache_management.c
+++ b/modules/cas_cache/layer_cache_management.c
@@ -98,13 +98,6 @@ static int _cache_mngt_lock_sync(ocf_cache_t cache)
 	struct _cache_mngt_async_context *context;
 	int result;
 
-	if (!ocf_cache_is_running(cache)) {
-		printk(KERN_WARNING "%s is being stopped. "
-				"Can't perform management operations\n",
-				ocf_cache_get_name(cache));
-		return -KCAS_ERR_CACHE_STOPPING;
-	}
-
 	context = kmalloc(sizeof(*context), GFP_KERNEL);
 	if (!context)
 		return -ENOMEM;
@@ -142,13 +135,6 @@ static int _cache_mngt_read_lock_sync(ocf_cache_t cache)
 	struct _cache_mngt_async_context *context;
 	int result;
 
-	if (!ocf_cache_is_running(cache)) {
-		printk(KERN_WARNING "%s is being stopped. "
-				"Can't perform management operations\n",
-				ocf_cache_get_name(cache));
-		return -KCAS_ERR_CACHE_STOPPING;
-	}
-
 	context = kmalloc(sizeof(*context), GFP_KERNEL);
 	if (!context)
 		return -ENOMEM;
@@ -2432,7 +2418,6 @@ int cache_mngt_exit_instance(const char *cache_name, size_t name_len, int flush)
 	case -OCF_ERR_CACHE_IN_INCOMPLETE_STATE:
 	case -OCF_ERR_FLUSHING_INTERRUPTED:
 	case -KCAS_ERR_WAITING_INTERRUPTED:
-	case -KCAS_ERR_CACHE_STOPPING:
 		goto put;
 	default:
 		flush_status = status;
diff --git a/modules/include/cas_ioctl_codes.h b/modules/include/cas_ioctl_codes.h
index 4ef1358..37d6bc0 100644
--- a/modules/include/cas_ioctl_codes.h
+++ b/modules/include/cas_ioctl_codes.h
@@ -526,7 +526,7 @@ struct kcas_get_cache_param {
 #define KCAS_IOCTL_PURGE_CORE _IOWR(KCAS_IOCTL_MAGIC, 36, struct kcas_flush_core)
 
 /** Remove inactive core object from an running cache instance */
-#define KCAS_IOCTL_REMOVE_INACTIVE _IOR(KCAS_IOCTL_MAGIC, 37, struct kcas_remove_inactive)
+#define KCAS_IOCTL_REMOVE_INACTIVE _IOWR(KCAS_IOCTL_MAGIC, 37, struct kcas_remove_inactive)
 
 /**
  * Extended kernel CAS error codes
@@ -598,9 +598,6 @@ enum kcas_error {
 	/** Waiting for async operation was interrupted */
 	KCAS_ERR_WAITING_INTERRUPTED,
 
-	/** Cache already being stopped*/
-	KCAS_ERR_CACHE_STOPPING,
-
 	/** Core device is in active state */
 	KCAS_ERR_CORE_IN_ACTIVE_STATE
 };