topic Checking out via SlingShot REST API in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/checking-out-via-slingshot-rest-api/m-p/303345#M256475 <HTML><HEAD></HEAD><BODY><SPAN>Hi,</SPAN><BR /><SPAN>I'm trying to checkout a document via "alfresco/service/slingshot/doclib/action/checkout/node/workspace/SpacesStore/{id}" and get the following error:</SPAN><BR /><PRE class="language-none line-numbers"><CODE><BR />{<BR />&nbsp;&nbsp;&nbsp; "status" : <BR />&nbsp; {<BR />&nbsp;&nbsp;&nbsp; "code" : 500,<BR />&nbsp;&nbsp;&nbsp; "name" : "Internal Error",<BR />&nbsp;&nbsp;&nbsp; "description" : "An error inside the HTTP server which prevented it from fulfilling the request."<BR />&nbsp; },&nbsp; <BR />&nbsp; <BR />&nbsp; "message" : "08200043 Wrapped Exception (with status template): 08200064 Error during processing of the template 'When calling macro \"resultsJSON\", required parameter \"results\" (parameter #1) was specified, but had null\/missing value.\n\nTip: If the parameter value expression on the caller side is known to be legally null\/missing, you may want to specify a default value for it with the \"!\" operator, like paramValue!defaultValue.\n\nThe failing instruction:\n==&gt; @actionLib.resultsJSON results=results&nbsp; [in template \"org\/alfresco\/slingshot\/documentlibrary\/action\/checkout.post.json.ftl\" at line 2, column 1]'. Please contact your system administrator.",&nbsp; <BR />&nbsp; "exception" : "org.springframework.extensions.webscripts.WebScriptException - 08200043 Wrapped Exception (with status template): 08200064 Error during processing of the template 'When calling macro \"resultsJSON\", required parameter \"results\" (parameter #1) was specified, but had null\/missing value.\n\nTip: If the parameter value expression on the caller side is known to be legally null\/missing, you may want to specify a default value for it with the \"!\" operator, like paramValue!defaultValue.\n\nThe failing instruction:\n==&gt; @actionLib.resultsJSON results=results&nbsp; [in template \"org\/alfresco\/slingshot\/documentlibrary\/action\/checkout.post.json.ftl\" at line 2, column 1]'. Please contact your system administrator.",<BR />&nbsp; <BR />&nbsp; "callstack" : <BR />&nbsp; [ <BR />&nbsp; &nbsp;&nbsp;&nbsp;&nbsp; ""&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"freemarker.core._MiscTemplateException: When calling macro \"resultsJSON\", required parameter \"results\" (parameter #1) was specified, but had null\/missing value.\n\nTip: If the parameter value expression on the caller side is known to be legally null\/missing, you may want to specify a default value for it with the \"!\" operator, like paramValue!defaultValue.\n\nThe failing instruction:\n==&gt; @actionLib.resultsJSON results=results&nbsp; [in template \"org\/alfresco\/slingshot\/documentlibrary\/action\/checkout.post.json.ftl\" at line 2, column 1]"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"freemarker.core.Macro$Context.sanityCheck(Macro.java:249)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"freemarker.core.Macro$Context.runMacro(Macro.java:206)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"freemarker.core.Environment.visit(Environment.java:694)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"freemarker.core.UnifiedCall.accept(UnifiedCall.java:116)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"freemarker.core.Environment.visit(Environment.java:265)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"freemarker.core.MixedContent.accept(MixedContent.java:93)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"freemarker.core.Environment.visit(Environment.java:265)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"freemarker.core.Environment.process(Environment.java:243)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.alfresco.repo.template.FreeMarkerProcessor.process(FreeMarkerProcessor.java:217)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.springframework.extensions.webscripts.AbstractWebScript.renderTemplate(AbstractWebScript.java:955)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.springframework.extensions.webscripts.DeclarativeWebScript.renderFormatTemplate(DeclarativeWebScript.java:267)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.springframework.extensions.webscripts.DeclarativeWebScript.execute(DeclarativeWebScript.java:147)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.alfresco.repo.web.scripts.RepositoryContainer$3.execute(RepositoryContainer.java:489)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:457)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.alfresco.repo.web.scripts.RepositoryContainer.transactionedExecute(RepositoryContainer.java:551)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.alfresco.repo.web.scripts.RepositoryContainer.transactionedExecuteAs(RepositoryContainer.java:619)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.alfresco.repo.web.scripts.RepositoryContainer.executeScriptInternal(RepositoryContainer.java:399)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.alfresco.repo.web.scripts.RepositoryContainer.executeScript(RepositoryContainer.java:280)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.springframework.extensions.webscripts.AbstractRuntime.executeScript(AbstractRuntime.java:378)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.springframework.extensions.webscripts.AbstractRuntime.executeScript(AbstractRuntime.java:209)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.springframework.extensions.webscripts.servlet.WebScriptServlet.service(WebScriptServlet.java:132)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"javax.servlet.http.HttpServlet.service(HttpServlet.java:727)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.alfresco.web.app.servlet.GlobalLocalizationFilter.doFilter(GlobalLocalizationFilter.java:61)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1074)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2466)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2455)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"java.lang.Thread.run(Thread.java:745)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.alfresco.service.cmr.repository.TemplateException: 08200064 Error during processing of the template 'When calling macro \"resultsJSON\", required parameter \"results\" (parameter #1) was specified, but had null\/missing value.\n\nTip: If the parameter value expression on the caller side is known to be legally null\/missing, you may want to specify a default value for it with the \"!\" operator, like paramValue!defaultValue.\n\nThe failing instruction:\n==&gt; @actionLib.resultsJSON results=results&nbsp; [in template \"org\/alfresco\/slingshot\/documentlibrary\/action\/checkout.post.json.ftl\" at line 2, column 1]'. Please contact your system administrator."<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.alfresco.repo.template.FreeMarkerProcessor.process(FreeMarkerProcessor.java:221)"<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.springframework.extensions.webscripts.WebScriptException: 08200043 Wrapped Exception (with status template): 08200064 Error during processing of the template 'When calling macro \"resultsJSON\", required parameter \"results\" (parameter #1) was specified, but had null\/missing value.\n\nTip: If the parameter value expression on the caller side is known to be legally null\/missing, you may want to specify a default value for it with the \"!\" operator, like paramValue!defaultValue.\n\nThe failing instruction:\n==&gt; @actionLib.resultsJSON results=results&nbsp; [in template \"org\/alfresco\/slingshot\/documentlibrary\/action\/checkout.post.json.ftl\" at line 2, column 1]'. Please contact your system administrator."<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ,"org.springframework.extensions.webscripts.AbstractWebScript.createStatusException(AbstractWebScript.java:1127)"<BR /> <BR />&nbsp; ],<BR />&nbsp; <BR />&nbsp; "server" : "Community v5.0.0 (d r99759-b2) schema 8,022",<BR />&nbsp; "time" : "Sep 20, 2015 8:12:06 PM"<BR />}<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><SPAN>I'm posting an empty NameValuePair as I have no idea what to post/where to find what to post.</SPAN><BR /><SPAN>What am I doing wrong? I've spent two hours searching the API and googleing.</SPAN><BR /><SPAN>Thanks!</SPAN></BODY></HTML> Sun, 20 Sep 2015 19:08:09 GMT n4zroth 2015-09-20T19:08:09Z Checking out via SlingShot REST API https://connect.hyland.com/t5/alfresco-archive/checking-out-via-slingshot-rest-api/m-p/303345#M256475 Hi,I'm trying to checkout a document via "alfresco/service/slingshot/doclib/action/checkout/node/workspace/SpacesStore/{id}" and get the following error:{&nbsp;&nbsp;&nbsp; "status" : &nbsp; {&nbsp;&nbsp;&nbsp; "code" : 500,&nbsp;&nbsp;&nbsp; "name" : "Internal Error",&nbsp;&nbsp;&nbsp; "description" : "An error inside the HTTP server which prevented it from fulf Sun, 20 Sep 2015 19:08:09 GMT https://connect.hyland.com/t5/alfresco-archive/checking-out-via-slingshot-rest-api/m-p/303345#M256475 n4zroth 2015-09-20T19:08:09Z Re: Checking out via SlingShot REST API https://connect.hyland.com/t5/alfresco-archive/checking-out-via-slingshot-rest-api/m-p/303346#M256476 <HTML><HEAD></HEAD><BODY><P>Any time you find yourself tempted to call a URL with "slingshot" in it, you should ask yourself, "Is there a way I can do this using public API instead of internal-only API?". And in this case there is and that's with CMIS.</P><P></P><P><A href="http://stackoverflow.com/questions/15066672/create-and-update-documents-while-maintaining-version-history-using-opencmis" rel="nofollow noopener noreferrer">This post</A> on SO shows how to check out and check in a document using OpenCMIS.</P></BODY></HTML> Wed, 21 Sep 2016 21:29:58 GMT https://connect.hyland.com/t5/alfresco-archive/checking-out-via-slingshot-rest-api/m-p/303346#M256476 jpotts 2016-09-21T21:29:58Z