diff --git a/lib/extension/groups.ts b/lib/extension/groups.ts
index d3c88644cc..fab9e48ced 100644
--- a/lib/extension/groups.ts
+++ b/lib/extension/groups.ts
@@ -167,10 +167,11 @@ export default class Groups extends Extension {
             if (this.state.exists(device)) {
                 const state = this.state.get(device);
                 const endpointNames = device.isDevice() && device.getEndpointNames();
-                const stateKey = device.definition.meta &&
+                const stateKey = endpointNames && endpointNames.length >= member.ID &&
+                    device.definition.meta &&
                     device.definition.meta.multiEndpoint &&
-                    (!device.definition.meta.multiEndpointSkip || !device.definition.meta.multiEndpointSkip.includes('state')) &&
-                    endpointNames && endpointNames.length >= member.ID ? `state_${endpointNames[member.ID - 1]}` : 'state';
+                    (!device.definition.meta.multiEndpointSkip || !device.definition.meta.multiEndpointSkip.includes('state')) ?
+                    `state_${endpointNames[member.ID - 1]}` : 'state';
 
                 if (state[stateKey] === 'ON' || state[stateKey] === 'OPEN') {
                     return false;