# Web API **URL:** https://discuss.workflowgen.com/c/development/web-api/18.md?page=1 [Latest](https://discuss.workflowgen.com/latest.md) · [Categories](https://discuss.workflowgen.com/categories.md) · [Tags](https://discuss.workflowgen.com/tags.md) **Page:** 2 --- ## [How to call Web API and set result as Data for use in process steps](https://discuss.workflowgen.com/t/how-to-call-web-api-and-set-result-as-data-for-use-in-process-steps/1265)
**Author:** [@jason.smith](https://discuss.workflowgen.com/u/jason.smith)\ **Replies:** 2\ **Last updated:** [January 16, 2019, 3:36pm UTC](https://discuss.workflowgen.com/t/how-to-call-web-api-and-set-result-as-data-for-use-in-process-steps/1265 "2019-01-16T15:36:02Z")
I am trying to call a custom built Web API as an Application from inside my workflow. It is failing in two areas: I am unable to pass a parameter to my Web API I am unable to set the return value to data in my work… --- ## [Grid Values by API](https://discuss.workflowgen.com/t/grid-values-by-api/1249)
**Author:** [@simon.breeze](https://discuss.workflowgen.com/u/simon.breeze)\ **Replies:** 1\ **Last updated:** [December 17, 2018, 5:54pm UTC](https://discuss.workflowgen.com/t/grid-values-by-api/1249 "2018-12-17T17:54:23Z")
Is it possible to get values contained within a grid from a WorkflowGen for using the Web Service APIs? The only place I can find them stored is in an html file and it would be quite difficult to extract them from there… --- ## [How to launch a new request with context parameters from an external application via a URL](https://discuss.workflowgen.com/t/how-to-launch-a-new-request-with-context-parameters-from-an-external-application-via-a-url/326)
**Author:** [@wfg-admin](https://discuss.workflowgen.com/u/wfg-admin)\ **Replies:** 10\ **Last updated:** [December 14, 2018, 7:31pm UTC](https://discuss.workflowgen.com/t/how-to-launch-a-new-request-with-context-parameters-from-an-external-application-via-a-url/326 "2018-12-14T19:31:41Z")
This procedure lets you launch a new process from another application using SDK-style parameters. Notes The process to be launched must be a public access level sub-process. This solution is not available with Work… --- ## [ProcessRuntime.asmx 500 Internal Server Error](https://discuss.workflowgen.com/t/processruntime-asmx-500-internal-server-error/1243)
**Author:** [@jason.smith](https://discuss.workflowgen.com/u/jason.smith)\ **Replies:** 1\ **Last updated:** [December 10, 2018, 2:35pm UTC](https://discuss.workflowgen.com/t/processruntime-asmx-500-internal-server-error/1243 "2018-12-10T14:35:36Z")
When attempting to access/create a service reference I receive a 500 internal server error. I am following this tutorial: Invoking a WorkflowGen API using .NET code Before invoking a WorkflowGen API using .NET code, fir… --- ## [Create a new item in a process with context data](https://discuss.workflowgen.com/t/create-a-new-item-in-a-process-with-context-data/1201)
**Author:** [@simon.breeze](https://discuss.workflowgen.com/u/simon.breeze)\ **Replies:** 2\ **Last updated:** [November 16, 2018, 3:03pm UTC](https://discuss.workflowgen.com/t/create-a-new-item-in-a-process-with-context-data/1201 "2018-11-16T15:03:41Z")
Hi, I am trying to programmatically raise new items in a process with a context from c#. I have used the example code from the documentation in resources with a couple of small changes. I persuaded the request to use … --- ## [How to generate links for quick approval?](https://discuss.workflowgen.com/t/how-to-generate-links-for-quick-approval/1163)
**Author:** [@hazey](https://discuss.workflowgen.com/u/hazey)\ **Replies:** 4\ **Last updated:** [September 17, 2018, 4:05pm UTC](https://discuss.workflowgen.com/t/how-to-generate-links-for-quick-approval/1163 "2018-09-17T16:05:20Z")
Hello, I’m creating custom grid with a list of my requests/actions using GraphQL API. I’d like to know how to generate link to quick actions (Yes,No,Modify) - just like in this topic: Is it possible? It would be also… --- ## [How to access multiple FormData content at once?](https://discuss.workflowgen.com/t/how-to-access-multiple-formdata-content-at-once/1161)
**Author:** [@hazey](https://discuss.workflowgen.com/u/hazey)\ **Replies:** 1\ **Last updated:** [September 12, 2018, 4:52pm UTC](https://discuss.workflowgen.com/t/how-to-access-multiple-formdata-content-at-once/1161 "2018-09-12T16:52:26Z")
I have two fields in my workflow: Dropdown list which is populated (binded) from external database. Simple textbox I am creating a grid with list of my requests and actions. I access these values from GraphQL API. I … --- ## [How to add an assembly resolve event delegate to overcome WorkflowGen.My dependency issue when deploying custom assembly SDK workflow application](https://discuss.workflowgen.com/t/how-to-add-an-assembly-resolve-event-delegate-to-overcome-workflowgen-my-dependency-issue-when-deploying-custom-assembly-sdk-workflow-application/330)
**Author:** [@wfg-admin](https://discuss.workflowgen.com/u/wfg-admin)\ **Replies:** 0\ **Last updated:** [April 19, 2016, 2:49am UTC](https://discuss.workflowgen.com/t/how-to-add-an-assembly-resolve-event-delegate-to-overcome-workflowgen-my-dependency-issue-when-deploying-custom-assembly-sdk-workflow-application/330 "2016-04-19T02:49:03Z")
Note: This article applies to WorkflowGen.My 3.1.0 and earlier. When your custom assembly fails to load the required WorkflowGen.My version, you can catch this event and instruct your assembly to use the local WorkflowG… --- ## [Web API Time out](https://discuss.workflowgen.com/t/web-api-time-out/1060)
**Author:** [@r.tobasi](https://discuss.workflowgen.com/u/r.tobasi)\ **Replies:** 1\ **Last updated:** [June 1, 2018, 2:15pm UTC](https://discuss.workflowgen.com/t/web-api-time-out/1060 "2018-06-01T14:15:10Z")
Hi How can I change time out of web API?? " CODE: ErrorWebServiceCall (#217) SOURCE: WebServiceExecute MESSAGE: Error while invoking the web method Send : Exception has been thrown by the target of an invocation. : … --- ## [How to launch a process from another web application or web page](https://discuss.workflowgen.com/t/how-to-launch-a-process-from-another-web-application-or-web-page/306)
**Author:** [@wfg-admin](https://discuss.workflowgen.com/u/wfg-admin)\ **Replies:** 4\ **Last updated:** [March 12, 2018, 8:12pm UTC](https://discuss.workflowgen.com/t/how-to-launch-a-process-from-another-web-application-or-web-page/306 "2018-03-12T20:12:27Z")
To launch a process directly from another web application or web page via a link or URL, you can use the following example: http://YOURSITE/wfgen/show.aspx?QUERY=START&P=PROCESS NAME, where: YOURSITE is the site wher… --- ## [How to call the third-party api in restful style](https://discuss.workflowgen.com/t/how-to-call-the-third-party-api-in-restful-style/887)
**Author:** [@Tim](https://discuss.workflowgen.com/u/Tim)\ **Replies:** 8\ **Last updated:** [October 20, 2017, 1:22pm UTC](https://discuss.workflowgen.com/t/how-to-call-the-third-party-api-in-restful-style/887 "2017-10-20T13:22:06Z")
Hi, The options in the applications section are exclude the restful api How can we call a restful api and get such as json format data which can be use in process? Thank you! --- ## [Having Trouble Integrating Web API Based on Sample Code](https://discuss.workflowgen.com/t/having-trouble-integrating-web-api-based-on-sample-code/779)
**Author:** [@MSDTrinity](https://discuss.workflowgen.com/u/MSDTrinity)\ **Replies:** 2\ **Last updated:** [May 25, 2017, 4:38pm UTC](https://discuss.workflowgen.com/t/having-trouble-integrating-web-api-based-on-sample-code/779 "2017-05-25T16:38:26Z")
Hi, I've reviewed the sample code provided for the Web API integration but I'm having some trouble with some basic things that may be due to changes in the product versus when the documentation/post was made. I wante… --- ## [How to invoke GetParticipant method to get a Participant details whose scope is "Process"](https://discuss.workflowgen.com/t/how-to-invoke-getparticipant-method-to-get-a-participant-details-whose-scope-is-process/762)
**Author:** [@Renjith](https://discuss.workflowgen.com/u/Renjith)\ **Replies:** 0\ **Last updated:** [May 3, 2017, 9:18am UTC](https://discuss.workflowgen.com/t/how-to-invoke-getparticipant-method-to-get-a-participant-details-whose-scope-is-process/762 "2017-05-03T09:18:20Z")
Hi, When I try to get the participant details by invoking the runtime service GetParticipant method for a participant whose scope is "Process", I am getting the below error. System.Web.Services.Protocols.SoapExceptio… --- ## [Error while calling StartProcessWithContext method](https://discuss.workflowgen.com/t/error-while-calling-startprocesswithcontext-method/754)
**Author:** [@JD17](https://discuss.workflowgen.com/u/JD17)\ **Replies:** 0\ **Last updated:** [April 17, 2017, 8:35pm UTC](https://discuss.workflowgen.com/t/error-while-calling-startprocesswithcontext-method/754 "2017-04-17T20:35:28Z")
Can you please help with the following error that we are getting when we try to refer the Advantys.Workflow.Web.Services.Processes.Runtime.dll from our RESTful WEB API. We tried hosting the web API under both IIS webapp … --- ## [Error during SendHTTPost action in Sample Webhooks process](https://discuss.workflowgen.com/t/error-during-sendhttpost-action-in-sample-webhooks-process/734)
**Author:** [@asullivan78](https://discuss.workflowgen.com/u/asullivan78)\ **Replies:** 1\ **Last updated:** [March 22, 2017, 4:15pm UTC](https://discuss.workflowgen.com/t/error-during-sendhttpost-action-in-sample-webhooks-process/734 "2017-03-22T16:15:47Z")
I'm receiving the following error on the 2nd action of the "SENDHTTPPOST Workflow Application" demo application that i downloaded from the github link (https://github.com/advantys/workflowgen-templates/tree/master/integr… --- ## [WebHooks and Processes with system action](https://discuss.workflowgen.com/t/webhooks-and-processes-with-system-action/707)
**Author:** [@cpnamdevelop](https://discuss.workflowgen.com/u/cpnamdevelop)\ **Replies:** 0\ **Last updated:** [February 20, 2017, 3:28pm UTC](https://discuss.workflowgen.com/t/webhooks-and-processes-with-system-action/707 "2017-02-20T15:28:08Z")
Hi, I've tried the new webhooks API. All is working fine for creating a process with prefilled datas. But if the first action of a process is a system action (in my case GetUsersFromDir), the process starts but the f… --- ## [Web Services API](https://discuss.workflowgen.com/t/web-services-api/645)
**Author:** [@wfg-admin](https://discuss.workflowgen.com/u/wfg-admin)\ **Replies:** 0\ **Last updated:** [December 29, 2016, 5:16pm UTC](https://discuss.workflowgen.com/t/web-services-api/645 "2016-12-29T17:16:41Z")
Most runtime and design time workflow operations can be operated via the Web API, such as: retrieving requests and action data and statuses; launching new requests; updating request data; completing workflow actions; man… --- ## [Develop .NET Web Services and connectors for WorkflowGen](https://discuss.workflowgen.com/t/develop-net-web-services-and-connectors-for-workflowgen/329)
**Author:** [@wfg-admin](https://discuss.workflowgen.com/u/wfg-admin)\ **Replies:** 0\ **Last updated:** [April 6, 2014, 1:44am UTC](https://discuss.workflowgen.com/t/develop-net-web-services-and-connectors-for-workflowgen/329 "2014-04-06T01:44:18Z")
WorkflowGen offers many integration possibilities thanks to its Web Services API and other development features. Examples of applications Create new workflow applications that can use Web Services, WCF Service, and .… [Previous page](https://discuss.workflowgen.com/c/development/web-api/18.md)