Alternative way to replace a user in Resource AllocationSummaryIf Resource Managers are unable to use the allocation workbench function, is there another way to replace Resources? - Replace a user in a resource planReleaseRomeInstructionsIf a Resource Manager does not have access to the allocation workbench function, there is no default means to replace resources.This can be achieved by doing some customization. You need to override the methods canReplaceUserForUserPlan, canReplaceUserFromAllocation in the "RMActionValidatorSNC" Script Includes: https://<your-instance>.service-now.com/nav_to.do?uri=sys_script_include.do?sys_id=e8be6497738223009564472a27f6a7bd Because this is an implementation issue and customizations made to the out-of-the-box product are not covered by support, ensure compatibility with future ServiceNow releases and patches. For additional support; Post your question in the Community where other professionals gather to discuss questions of this nature. This also has the flow on effect that anyone else looking to implement this functionality can refer to your experience for assistance.Alternatively, our Professional Services department exists solely to implement system customizations, so that is also an option to ensure the platform meets your requirements. However, there is a cost associated with this assistance. Reference: Customization Support FAQ and GuidelinesRelated LinksResource allocation