From fc534c3ce9d25a20774bdb9f29166d39add840c2 Mon Sep 17 00:00:00 2001
From: mihaisc <mihai.scarlat@smartcontrol.ro>
Date: Tue, 29 Sep 2020 11:40:14 +0300
Subject: [PATCH] dt check

---
 src/ocean/Assets.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ocean/Assets.ts b/src/ocean/Assets.ts
index 3cefca1b..8f3f0712 100644
--- a/src/ocean/Assets.ts
+++ b/src/ocean/Assets.ts
@@ -70,18 +70,18 @@ export class Assets extends Instantiable {
     symbol?: string,
     providerUri?: string
   ): SubscribablePromise<CreateProgressStep, DDO> {
-    if (!isAddress(dtAddress)) {
+    if (dtAddress && !isAddress(dtAddress)) {
       this.logger.error(
         `Passed Data Token address ${dtAddress} is not valid. Aborting publishing.`
       )
       return null
     }
-
     this.logger.log('Creating asset')
     return new SubscribablePromise(async (observer) => {
       if (services.length === 0) {
         this.logger.log('You have no services. Are you sure about this?')
       }
+
       if (!dtAddress) {
         this.logger.log('Creating datatoken')
         observer.next(CreateProgressStep.CreatingDataToken)