topic Unable to start process instance using Rest client in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/unable-to-start-process-instance-using-rest-client/m-p/196550#M149680 <HTML><HEAD></HEAD><BODY><SPAN>I am trying&nbsp; to start the demo process instance (examples) using google chrome advanced rest client but no joy.</SPAN><BR /><BR /><SPAN>I have tried all the combination but it&nbsp; keep giving HTTP 404 error or Unable to set the content type.</SPAN><BR /><BR /><SPAN>—-</SPAN><BR /><SPAN>Status</SPAN><BR /><SPAN>400 Bad Request Show explanation Loading time: 364</SPAN><BR /><SPAN>Request headers </SPAN><BR /><SPAN>Accept: application/json</SPAN><BR /><SPAN>processDefinitionKey: oneTaskProcess</SPAN><BR /><SPAN>User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36</SPAN><BR /><SPAN>Authorization: Basic a2VybWl0Omtlcm1pdA==</SPAN><BR /><SPAN>Origin: chrome-extension://hgmloofddffdnphfgcellkdfbfbjeloo</SPAN><BR /><SPAN>Content-Type: application/json </SPAN><BR /><SPAN>Accept-Encoding: gzip, deflate</SPAN><BR /><SPAN>Accept-Language: en-GB,en-US;q=0.8,en;q=0.6</SPAN><BR /><SPAN>Response headers </SPAN><BR /><SPAN>Server: Apache-Coyote/1.1 </SPAN><BR /><SPAN>X-Content-Type-Options: nosniff</SPAN><BR /><SPAN>X-XSS-Protection: 1; mode=block</SPAN><BR /><SPAN>Cache-Control: no-cache, no-store, max-age=0, must-revalidate </SPAN><BR /><SPAN>Pragma: no-cache </SPAN><BR /><SPAN>Expires: 0 </SPAN><BR /><SPAN>X-Frame-Options: DENY</SPAN><BR /><SPAN>Content-Type: text/html;charset=utf-8 </SPAN><BR /><SPAN>Content-Language: en </SPAN><BR /><SPAN>Content-Length: 968 </SPAN><BR /><SPAN>Date: Fri, 29 May 2015 16:19:09 GMT </SPAN><BR /><SPAN>Connection: close</SPAN><BR /><SPAN>–</SPAN><BR /></BODY></HTML> Fri, 29 May 2015 16:20:47 GMT shailk 2015-05-29T16:20:47Z Unable to start process instance using Rest client https://connect.hyland.com/t5/alfresco-archive/unable-to-start-process-instance-using-rest-client/m-p/196550#M149680 I am trying&nbsp; to start the demo process instance (examples) using google chrome advanced rest client but no joy.I have tried all the combination but it&nbsp; keep giving HTTP 404 error or Unable to set the content type.—-Status400 Bad Request Show explanation Loading time: 364Request headers Accept: appli Fri, 29 May 2015 16:20:47 GMT https://connect.hyland.com/t5/alfresco-archive/unable-to-start-process-instance-using-rest-client/m-p/196550#M149680 shailk 2015-05-29T16:20:47Z Re: Unable to start process instance using Rest client https://connect.hyland.com/t5/alfresco-archive/unable-to-start-process-instance-using-rest-client/m-p/196551#M149681 <HTML><HEAD></HEAD><BODY><SPAN>400 means something is wron in the json body you are passing</SPAN></BODY></HTML> Tue, 02 Jun 2015 19:26:54 GMT https://connect.hyland.com/t5/alfresco-archive/unable-to-start-process-instance-using-rest-client/m-p/196551#M149681 jbarrez 2015-06-02T19:26:54Z