diff --git a/packages/node_modules/@node-red/runtime/lib/flows/Flow.js b/packages/node_modules/@node-red/runtime/lib/flows/Flow.js
index 4430e59ed..489ec42cb 100644
--- a/packages/node_modules/@node-red/runtime/lib/flows/Flow.js
+++ b/packages/node_modules/@node-red/runtime/lib/flows/Flow.js
@@ -128,65 +128,6 @@ class Flow {
         }
         this.parent.log(msg);
     }
-	
-    /**
-     * Checks if node A and node B are in the same group. 
-     * Node B can also be placed in a subgroup.
-     * If node A is not in any group, false is returned
-     * @param {Node} nodeIdA   Node which defines the first search level
-     * @param {Node} nodeIdB   Node which is to be searched in the group or a subgroup
-     * @returns {boolean}      Returns true if all nodes are in the same group. If not, then false or if node A is not in a group then also false.
-     */
-    isNodeInSameGroup(nodeIdA, nodeIdB) {
-        const groups = this.global.groups;
-        let result = false;
-        for(let key in groups) {
-            let group = groups[key];
-            
-            if(!group.nodes.includes(nodeIdA.id)) {
-                continue;
-            }
-			
-            if(group.nodes.includes(nodeIdB.id)) {
-                result = true;
-                break;
-            }
-
-            /**
-             * Subfunction to recursively search the groups for matches
-             * @param {Node}      Node which is to be searched in the group or a subgroup
-             * @param {Group}    targetGroup group currently under analysis
-             * @returns {boolean} Returns true if a match was found. Otherwise false.
-             */
-            const isInSubGroup = (targetNode, targetGroup) => {
-                let _result = false;
-                if(targetGroup.nodes.includes(targetNode.id)) {
-                    _result = true;
-                } else {
-                    for(let nodeId of targetGroup.nodes) {
-                        let node = this.getGroupNode(nodeId);
-
-                        if(!node){
-                            continue;
-                        }
-
-                        if(node.type === "group"){
-                            let result = isInSubGroup(targetNode, node);
-                            if(result === true){
-                                _result = true;
-                                break;
-                            }
-                        }
-                    }
-                }
-
-                return _result;
-            };
-
-            result = isInSubGroup(nodeIdB, group);
-        }
-        return result;
-    }
 
     /**
      * Start this flow.