Elk M1 Application errors

Since updrading my C7 to 147 I am getting the following errors with this app.....

app:28342024-06-09 06:54:14.204 AMerrororg.codehaus.groovy.runtime.metaclass.MissingMethodExceptionNoStack: No signature of method: user_app_belk_Elk_M1_Application_806.setHSMArm() is applicable for argument types: (java.lang.String, java.lang.String) values: [disarm, Townhouse was armed Home] (setHSMArm)

app:28342024-06-09 12:37:54.038 AMerrororg.codehaus.groovy.runtime.metaclass.MissingMethodExceptionNoStack: No signature of method: user_app_belk_Elk_M1_Application_806.setHSMArm() is applicable for argument types: (java.lang.String, java.lang.String) values: [armHome, Townhouse was armed Stay] (setHSMArm)

app:28342024-06-09 12:36:54.787 AMerrororg.codehaus.groovy.runtime.metaclass.MissingMethodExceptionNoStack: No signature of method: user_app_belk_Elk_M1_Application_806.speakArmingStay() is applicable for argument types: () values:
Possible solutions: speakArmingAway(), speakArmingHome(), speakArmingNight() (speakArmingStay)

The developer of the app would be the best person to ask. Where did you get the app code?

App code says Doug Beard, but I cannot find him on here. The app name is "Elk M1 application"