The regex expression '^[A-Z]{1,10}$' set using 'Validation Regex' field is not working for Multi Line Text variablesIssue Regular expression '^[A-Z]{1,10}$' set using 'Validation Regex' field in the Multi Line Text variable is not working. While the same works fine for Single Line Text variable.CauseAs stated in this documentation -> https://docs.servicenow.com/bundle/paris-servicenow-platform/page/product/service-catalog-management/task/t_CreateAVariableForACatalogItem.html#t_CreateAVariableForACatalogItem'Validation Regex' field is available/supported ONLY for Single Line Text / Wide Single Line Text variable types and not for Multi-line Text variables. Following UI policy 'Hide Validation Regex' => /sys_ui_policy.do?sys_id=36ebfbe5876b1300e0ef0cf888cb0b23 is responsible for hiding the 'Validation Regex' field for all variables except Single Line Text / Wide Single Line Text. NOTE: Customer has added this 'Validation Regex' field to the variable using related list viewResolutionIt is an expected behavior as currently it is supported ONLY for Single Line Text / Wide Single Line Text variables.