diff --git a/bbfdmd/ubus/bbfdmd.c b/bbfdmd/ubus/bbfdmd.c
index 0a953ba9..9dbdf267 100644
--- a/bbfdmd/ubus/bbfdmd.c
+++ b/bbfdmd/ubus/bbfdmd.c
@@ -57,19 +57,10 @@ static void sig_handler(int sig)
 	if (sig == SIGSEGV) {
 		handle_pending_signal(sig);
 	} else if (sig == SIGUSR1) {
-		ERR("# Exception in PID[%ld]", getpid());
+		ERR("# SIGUSR1 handler for main process PID[%ld]", getpid());
 	}
 }
 
-static void service_sig_handler(int sig)
-{
-	WARNING("# PID[%ld] received %d signal ...", getpid(), sig);
-	if (sig == SIGSEGV) {
-		ERR("# Exception in PID[%ld] ...", getpid());
-	}
-	exit(-1);
-}
-
 static void signal_init(void)
 {
 	signal(SIGSEGV, sig_handler);
@@ -78,7 +69,7 @@ static void signal_init(void)
 
 static void service_signal_init(void)
 {
-	signal(SIGSEGV, service_sig_handler);
+	signal(SIGSEGV, sig_handler);
 }
 
 static void usage(char *prog)
@@ -1607,10 +1598,9 @@ void bbfdm_ctx_init(struct bbfdm_context *bbfdm_ctx)
 int daemon_load_datamodel(struct bbfdm_context *daemon_ctx)
 {
 	int err = -1;
-	char *tmp = daemon_ctx->config.in_type;
 	char *file_path = daemon_ctx->config.in_name;
 
-	if (DM_STRLEN(tmp) == 0 || DM_STRLEN(file_path) == 0) {
+	if (DM_STRLEN(file_path) == 0) {
 		ERR("Input type/name not supported or defined");
 		return -1;
 	}
@@ -1629,21 +1619,28 @@ int daemon_load_datamodel(struct bbfdm_context *daemon_ctx)
 			ERR("output object not defined");
 			return -1;
 		}
+
 		if (DM_STRLEN(daemon_ctx->config.out_root_obj) == 0) {
 			ERR("output root obj not defined");
 			return -1;
 		}
 	}
 
-	if (strcasecmp(tmp, "JSON") == 0) {
+	char *ext = strrchr(file_path, '.');
+	if (ext == NULL) {
+		ERR("Input file without extension");
+	} else if (strcasecmp(ext, ".json") == 0) {
+		INFO("Loading JSON plugin %s", file_path);
 		err = load_json_plugin(&loaded_json_files, &json_list, &json_memhead, file_path, &DEAMON_DM_ROOT_OBJ);
-	} else if (strcasecmp(tmp, "DotSo") == 0) {
+	} else if (strcasecmp(ext, ".so") == 0) {
+		INFO("Loading DotSo plugin %s", file_path);
 		err = load_dotso_plugin(&deamon_lib_handle, file_path, &DEAMON_DM_ROOT_OBJ, DEAMON_DM_VENDOR_EXTENSION, &DEAMON_DM_VENDOR_EXTENSION_EXCLUDE);
 	} else {
-		ERR("Input type %s not supported", tmp);
+		ERR("Input type %s not supported", ext);
 	}
 
 	if (!err) {
+		INFO("Loading sub-modules %s", daemon_ctx->config.in_plugin_dir);
 		bbf_global_init(DEAMON_DM_ROOT_OBJ, DEAMON_DM_VENDOR_EXTENSION, DEAMON_DM_VENDOR_EXTENSION_EXCLUDE, daemon_ctx->config.in_plugin_dir);
 	} else {
 		ERR("Failed loading %s", file_path);
diff --git a/bbfdmd/ubus/get_helper.c b/bbfdmd/ubus/get_helper.c
index f1839f25..60857b61 100644
--- a/bbfdmd/ubus/get_helper.c
+++ b/bbfdmd/ubus/get_helper.c
@@ -57,6 +57,10 @@ int bbfdm_cmd_exec(struct dmctx *bbf_ctx, int cmd)
 	} else {
 		ERR("PID [%ld]::Exception on [%d => %s]", getpid(), cmd, bbf_ctx->in_param);
 		fault = USP_FAULT_INTERNAL_ERROR;
+		if (is_micro_service) {
+			ERR("Micro-service PID [%ld]::Exception on [%d => %s]", getpid(), cmd, bbf_ctx->in_param);
+			exit(-1);
+		}
 	}
 
 	gs_jump_called_by_bbf = false;
diff --git a/bbfdmd/ubus/plugin.c b/bbfdmd/ubus/plugin.c
index d765f833..d91add60 100644
--- a/bbfdmd/ubus/plugin.c
+++ b/bbfdmd/ubus/plugin.c
@@ -23,8 +23,10 @@ int load_dotso_plugin(void **lib_handle, const char *file_path,
 		DM_MAP_VENDOR *main_Extension[],
 		DM_MAP_VENDOR_EXCLUDE **main_Extension_exclude)
 {
-	if (!lib_handle || !file_path || !strlen(file_path) || !main_entry || !main_Extension || !main_Extension_exclude)
+	if (!lib_handle || !file_path || !strlen(file_path) || !main_entry || !main_Extension || !main_Extension_exclude)  {
+		ERR("Input validation failed\n");
 		return -1;
+	}
 
 	void *handle = dlopen(file_path, RTLD_NOW|RTLD_LOCAL);
 	if (!handle) {
diff --git a/libbbfdm-api/dmplugin.c b/libbbfdm-api/dmplugin.c
index 8c58d221..aa4d13c1 100644
--- a/libbbfdm-api/dmplugin.c
+++ b/libbbfdm-api/dmplugin.c
@@ -196,25 +196,6 @@ void get_list_of_registered_service(struct list_head *srvlist, struct blob_buf *
 	}
 }
 
-static void free_specific_dynamic_node(DMOBJ *entryobj, int indx)
-{
-	for (; (entryobj && entryobj->obj); entryobj++) {
-
-		if (entryobj->nextdynamicobj) {
-			struct dm_dynamic_obj *next_dyn_array = entryobj->nextdynamicobj + indx;
-			FREE(next_dyn_array->nextobj);
-		}
-
-		if (entryobj->dynamicleaf) {
-			struct dm_dynamic_leaf *next_dyn_array = entryobj->dynamicleaf + indx;
-			FREE(next_dyn_array->nextleaf);
-		}
-
-		if (entryobj->nextobj)
-			free_specific_dynamic_node(entryobj->nextobj, indx);
-	}
-}
-
 static void free_all_dynamic_nodes(DMOBJ *entryobj)
 {
 	for (; (entryobj && entryobj->obj); entryobj++) {
@@ -410,22 +391,17 @@ int load_plugins(DMOBJ *dm_entryobj, DM_MAP_VENDOR *dm_VendorExtension[], DM_MAP
 
 #ifdef BBF_VENDOR_EXTENSION
 	// Load objects and parameters exposed via vendor extension plugin
-	free_specific_dynamic_node(dm_entryobj, INDX_VENDOR_MOUNT);
 	load_vendor_dynamic_arrays(dm_entryobj, dm_VendorExtension, dm_VendorExtensionExclude);
 #endif /* BBF_VENDOR_EXTENSION */
 
-	if (DM_STRLEN(plugin_path) == 0)
+	if (DM_STRLEN(plugin_path) == 0) // If empty, return without further action
 		return 0;
 
 	if (!folder_exists(plugin_path)) {
+		TRACE("(%s) doesn't exist", plugin_path);
 		return 0;
 	}
 
-	free_json_plugins();
-	free_specific_dynamic_node(dm_entryobj, INDX_JSON_MOUNT);
-	free_dotso_plugins();
-	free_specific_dynamic_node(dm_entryobj, INDX_LIBRARY_MOUNT);
-
 	sysfs_foreach_file_sorted(plugin_path, max_num_files) {
 		char buf[512] = {0};