# Invalid endpoint error while usingnode-red-contrib-opcua on IBM Cloud

**URL:** <https://discourse.nodered.org/t/invalid-endpoint-error-while-usingnode-red-contrib-opcua-on-ibm-cloud/37960>\
**Category:** General\
**Created:** [24 December 2020 08:57 UTC](https://discourse.nodered.org/t/invalid-endpoint-error-while-usingnode-red-contrib-opcua-on-ibm-cloud/37960 "2020-12-24T08:57:07Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![murari678](https://avatars.discourse-cdn.com/v4/letter/m/6bbea6/32.png) [@murari678](https://discourse.nodered.org/u/murari678)\
**Post date:** [24 December 2020 08:57 UTC](https://discourse.nodered.org/t/invalid-endpoint-error-while-usingnode-red-contrib-opcua-on-ibm-cloud/37960/1 "2020-12-24T08:57:08Z")

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Hi mates,  
I am trying to connect Kepware opc server installed on my local windows pc to Node-red hosted on IBM cloud. i am using node-red-contrib-opcua to collect data from Kepware and facing below error. Is this a certificate issue if so how can i get it as it is on IBM cloud?  
''Invalid endpoint opctcpxxxxx Error: Connection cannot be established with server opctcpxx"

I couldn't face any issue with node red hosted on local PC. I can connect and see the values of Kepware opc server.

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**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [22 February 2021 08:57 UTC](https://discourse.nodered.org/t/invalid-endpoint-error-while-usingnode-red-contrib-opcua-on-ibm-cloud/37960/2 "2021-02-22T08:57:11Z")

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