I am using the startprocesswriter function in a bind and I can not get it to wor

I am using the startprocesswriter function in a bind and I can not get it to work with Appian 7.6 or 7.7. It is always making it to the List of Variant portion of code in the plugin. Below is my sail code trying to use the plugin.
load(
local!testBool: bind(get: ri!testBool, set: fn!startprocesswrite(processModelId: 54, processParameters: {{param1:"yes"}})),
a!sectionLayout(
label: "Lorem Ipsum",
firstColumnContents: {
a!buttonLayout(
primaryButtons: {
a!buttonWidget(
label: "Start Process",
value: true,
saveInto: local!testBool
)
}
)
},
secondColumnContents: {
/* Add components here for a two-column section */
}
)
)

This calls a very simple start and end node only process with one parameter called param1. Looking at the code I was thinking this should work fine, but it does not and the expression is returning null. I get the following er...

OriginalPostID-135572

OriginalPostID-135572

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  • ...ror in the UI editor.

    Could not display interface. Please check definition and inputs.

    Interface Definition: Expression evaluation error at function 'bind': Invalid parameter: the parameter given as the 'set' parameter to the function 'bind' must not be null and must be a reference to a rule or function that returns Writer.

    has anyone successfully used this with Appian 7.6 or 7.7? If so can you help me with the syntax?
Reply
  • ...ror in the UI editor.

    Could not display interface. Please check definition and inputs.

    Interface Definition: Expression evaluation error at function 'bind': Invalid parameter: the parameter given as the 'set' parameter to the function 'bind' must not be null and must be a reference to a rule or function that returns Writer.

    has anyone successfully used this with Appian 7.6 or 7.7? If so can you help me with the syntax?
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