Hi there, Hop server does not allow you to run files from the filesystem directly. You either have to follow the full flow of first registering the workflow on the server and then executing it. Or what I would suggest is to use a wrapper async web service [1] to trigger the workflow.
Cheers, Hans [1] https://hop.apache.org//manual/latest/hop-server/async-web-service.html On 28 Oct 2025 at 09:17 +0100, Shivanand U <[email protected]>, wrote: > CAUTION: External Sender. Please do not click on links or open attachments > from senders you do not trust. > > > Hi Team, > I’m currently working on triggering a workflow through the Apache Hop REST > API using Postman, but I’m encountering the following issue: > > <?xml version="1.0" encoding="UTF-8"?> > <webresult> > <result>ERROR</result> > <message>The specified workflow [null] could not be found</message> > <id/> > </webresult> > > > Below are the details of my setup: > > * > Hop Server Host: localhost > * > Port: 8080 > * > Run Configuration: local > * > API Endpoint Used: /hop/workflows/add > * > Payload (XML): > > <workflow_execution_configuration> > <filename>C:/Users/shiva/filename.hwf</filename> > <run_configuration>local</run_configuration> > <log_level>BASIC</log_level> > <safe_mode>N</safe_mode> > <clearing_log>N</clearing_log> > <expanding_remote_job>N</expanding_remote_job> > <gathering_metrics>N</gathering_metrics> > </workflow_execution_configuration> > > > I’ve verified that: > > * > The file path is correct and accessible. > * > The Hop Server is running and reachable from the browser > (http://localhost:8080/hop/status). > * > Other endpoints (like /hop/status) return expected responses. > > Despite this, the API call continues to return the “workflow [null] could not > be found” error. > Could you please help me identify what might be missing or misconfigured in > my setup? > Also, please let me know if there are any specific configurations or paths > required for workflows to be recognized by the Hop Server. > Thanks & Regards, > Shivanand Ullagaddi >
