Error: The variable passed to the 'Set variable as a test result' action must be a single value variable, set up to be a<style>  </style> <style>:root{--page-max-width:230mm;--page-padding:12mm;}html{ background: #f7f7f7;}body{ margin:0;}.am-page{box-sizing: border-box;max-width: var(--page-max-width);margin: 0px auto;padding: 3pt var(--page-padding);background: #fff;}.am-page img{ max-width: 100%; height: auto; }.am-page table{ max-width: 100%; width: 100%; } @media print{html{ background: #fff;}.am-page{ margin: 0; padding: 10mm;}}a{text-decoration: none;color: #4E78B6;}a:hover {text-decoration: underline;}</style> </head> <body class="am-page" topmargin="15pt" leftmargin="15pt"><table border="0" width="467pt" cellspacing="0" cellpadding="0" bgcolor="#FFFFFF"><tr><td class="am1"> <p class="am3"><a href="contents.htm">ANY-maze Help</a> > <a href="any-maze_reference.htm">The ANY-maze reference</a> > <a href="any-maze_protocol.htm">The Protocol page</a> > <a href="any-maze_protocolelements.htm">The elements of a protocol</a> > <a href="any-maze_proto_group_testing.htm">Testing</a> > <a href="any-maze_proto_procedures.htm">Procedures</a> > <a href="any-maze_proto_procedureeditor.htm">Writing a procedure using the procedure editor</a> > <a href="any-maze_proto_procedures_syntaxerrors.htm">Errors and warnings while writing a procedure</a> > Error: The variable passed to the 'Set variable as a test result' action must be a single value variable, set up to be a result for tests</p> <H1 class="am5">Error: The variable passed to the 'Set variable as a test result' action must be a single value variable, set up to be a result for tests </H1> <p class="am7"><img border="0" src="any-maze_procedurediagnostic_invalidresultvariable_image1.png" width="1000" height="1" align="absbottom"></p> <H2 class="am9">Description</H2> <p class="am11">A procedure can use <a href="any-maze_proto_procedureelements_userdefinedvariables.htm">user-defined variables</a> to keep track of a procedure's internal status, calculate values, and generally contain any value that you want. Under some circumstances, you might decide that you want the value of a variable to be available as a result of that test.</p> <p class="am11">Procedures allow you to achieve this by defining a variable as a <a href="any-maze_proto_procedureelements_resultvariables.htm">'result variable',</a> which means that the procedure can note its value at any time, and that value will then be available in the test's results.</p> <table border="0" width="100%" cellspacing="0" cellpadding="0"><tr><td class="am14" width="20pt" align="left"><span class="am16"><img border="0" src="any-maze_procedurediagnostic_invalidresultvariable_stdimage1.png" width="16" height="16" align="absbottom"></span></td><td class="am14" align="left"><span class="am18">This option is only available for variables that store a </span><span class="am16">numeric</span><span class="am18"> value, and that are single-value variables, rather than array variables.</span></td></tr></table> <p class="am11">If you try to use the <span class="am22">Set variable as a test result</span><span class="am24"> action, and within it you use a variable that has not been set up to be a <a href="any-maze_proto_procedureelements_resultvariables.htm">result variable,</a> then this error will be generated when you check the procedure for errors or exit the procedure editor. </span></p> <H2 class="am9">See also:</H2> <table border="0" width="100%" cellspacing="0" cellpadding="0"><tr><td class="am25" width="24pt"> </td><td class="am26" width="16pt" align="left"><span class="am28">•</span></td><td class="am26" align="left"><span class="am28"><a href="any-maze_proto_procedures_syntaxerrors.htm">Errors and warnings while writing a procedure</a></span></td><td class="am26" width="40pt" align="left"> </td></tr></table> <table border="0" width="100%" cellspacing="0" cellpadding="0"><tr><td class="am25" width="24pt"> </td><td class="am26" width="16pt" align="left"><span class="am28">•</span></td><td class="am26" align="left"><span class="am28"><a href="any-maze_proto_procedures_runtimeerrors.htm">Errors and warnings while running a procedure</a></span></td><td class="am26" width="40pt" align="left"> </td></tr></table> <table border="0" width="100%" cellspacing="0" cellpadding="0"><tr><td class="am25" width="24pt"> </td><td class="am26" width="16pt" align="left"><span class="am28">•</span></td><td class="am26" align="left"><span class="am28"><a href="any-maze_proto_procedureelements_userdefinedvariables.htm">User-defined variables</a></span></td><td class="am26" width="40pt" align="left"> </td></tr></table> <table border="0" width="100%" cellspacing="0" cellpadding="0"><tr><td class="am25" width="24pt"> </td><td class="am26" width="16pt" align="left"><span class="am28">•</span></td><td class="am26" align="left"><span class="am28"><a href="any-maze_proto_procedureelements_resultvariables.htm">Result variables</a></span></td><td class="am26" width="40pt" align="left"> </td></tr></table> <p class="am29"><img border="0" src="any-maze_procedurediagnostic_invalidresultvariable_image2.png" width="360" height="1" align="absbottom"></p> <p class="am31">© Copyright 2003-2026 Stoelting Co. All rights reserved</p> <p class="am33">ANY-maze help topic T0515</p> </td></tr></table></body> </html>