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Scenario
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Resolution
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To validate ThingWorx Flow connectivity
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Run the ValidateFlowSetup service.
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If the ThingWorx Flow server URL is not accessible or returns an error code 502 or 504
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Complete the steps in Reconfigure ThingWorx Flow Setup Parameters.
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If the ThingWorx Foundation host is not accessible from the ThingWorx Flow virtual machine
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1. Navigate to the RabbitMQ log files under the <ThingWorx_Flow_Install_Location>\modules\RabbitMQ\log folder.
2. Open the log file and check if the following line is available in the log file:
user 'flowuser' authenticated and granted access to vhost 'orchestration'
3. If the line is not available, do the following:
◦ Check the firewall connection on the ThingWorx Foundation virtual machine.
◦ Ensure that the RabbitMQ port is accessible on both hosts.
Check if ThingWorx Foundation and ThingWorx Flow hosts can reach each other using the DNS name or the host name.
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If flow execution in the engine stops abruptly
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Review your software before you make any changes:
• Set the ephemeral ports for services on your operating system between 5000 and 65535.
For information about ephemeral ports and its range, see The Ephemeral Port Range.
• Reduce TIME_WAIT on sockets to 30 seconds.
For more information, see Windows: Time Wait setting or Linux: Time Wait setting.
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If you have updated the password of the ThingWorx Flow database administrator, and if you want to update the same password in ThingWorx Flow
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Complete the steps in Updating the ThingWorx Flow Database Administrator Password.
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