diff --git a/lib/scsi/dev.c b/lib/scsi/dev.c
index f48ddc23a..f95bf0aa3 100644
--- a/lib/scsi/dev.c
+++ b/lib/scsi/dev.c
@@ -165,6 +165,8 @@ spdk_scsi_dev_construct(const char *name, char *lun_name_list[], int *lun_id_lis
 	for (i = 0; i < num_luns; i++) {
 		bdev = spdk_bdev_get_by_name(lun_name_list[i]);
 		if (bdev == NULL) {
+			SPDK_ERRLOG("device %s: cannot find bdev '%s' (target %d)\n",
+				    name, lun_name_list[i], i);
 			goto error;
 		}