diff --git a/src/lib/litegraph/src/canvas/MovingInputLink.ts b/src/lib/litegraph/src/canvas/MovingInputLink.ts
index 9ca06df2a..fb094222c 100644
--- a/src/lib/litegraph/src/canvas/MovingInputLink.ts
+++ b/src/lib/litegraph/src/canvas/MovingInputLink.ts
@@ -73,30 +73,8 @@ export class MovingInputLink extends MovingLinkBase {
     return link
   }
 
-  connectToOutput(
-    outputNode: LGraphNode,
-    output: INodeOutputSlot,
-    events: CustomEventTarget<LinkConnectorEventMap>
-  ): LLink | null | undefined {
-    if (
-      outputNode === this.outputNode &&
-      output === this.outputSlot &&
-      this.inputSlot === this.inputNode.inputs[this.inputIndex]
-    ) {
-      return
-    }
-
-    const afterRerouteId = this.fromReroute?.id ?? this.link.parentId
-
-    this.inputNode.disconnectInput(this.inputIndex, true)
-    const newLink = outputNode.connectSlots(
-      output,
-      this.inputNode,
-      this.inputSlot,
-      afterRerouteId
-    )
-    if (newLink) events.dispatch('input-moved', this)
-    return newLink
+  connectToOutput(): never {
+    throw new Error('MovingInputLink cannot connect to an output.')
   }
 
   connectToSubgraphInput(): void {
diff --git a/src/renderer/core/canvas/links/slotLinkPreviewRenderer.ts b/src/renderer/core/canvas/links/slotLinkPreviewRenderer.ts
index 39e030458..84baa840f 100644
--- a/src/renderer/core/canvas/links/slotLinkPreviewRenderer.ts
+++ b/src/renderer/core/canvas/links/slotLinkPreviewRenderer.ts
@@ -46,9 +46,8 @@ export function attachSlotLinkPreviewRenderer(canvas: LGraphCanvas) {
     if (!linkRenderer) return
     const context = buildContext(canvas)
 
-    const adapter = createLinkConnectorAdapter()
-    const renderLinks = adapter?.renderLinks
-    if (!adapter || !renderLinks || renderLinks.length === 0) return
+    const renderLinks = createLinkConnectorAdapter()?.renderLinks
+    if (!renderLinks || renderLinks.length === 0) return
 
     const to: ReadOnlyPoint = candidate?.compatible
       ? [candidate.layout.position.x, candidate.layout.position.y]
diff --git a/src/renderer/extensions/vueNodes/composables/useSlotLinkInteraction.ts b/src/renderer/extensions/vueNodes/composables/useSlotLinkInteraction.ts
index 34d7000db..0704b7121 100644
--- a/src/renderer/extensions/vueNodes/composables/useSlotLinkInteraction.ts
+++ b/src/renderer/extensions/vueNodes/composables/useSlotLinkInteraction.ts
@@ -183,35 +183,12 @@ export function useSlotLinkInteraction({
     return 'canConnectToReroute' in link
   }
 
-  type InputConnectableLink = RenderLink & {
-    toType: 'input'
-    canConnectToInput: (node: LGraphNode, input: INodeInputSlot) => boolean
-  }
-
-  type OutputConnectableLink = RenderLink & {
-    toType: 'output'
-    canConnectToOutput: (node: LGraphNode, output: INodeOutputSlot) => boolean
-  }
-
-  function isInputConnectableLink(
-    link: RenderLink
-  ): link is InputConnectableLink {
-    return (
-      link.toType === 'input' &&
-      typeof (link as { canConnectToInput?: unknown }).canConnectToInput ===
-        'function'
-    )
-  }
-
-  function isOutputConnectableLink(
-    link: RenderLink
-  ): link is OutputConnectableLink {
-    return (
-      link.toType === 'output' &&
-      typeof (link as { canConnectToOutput?: unknown }).canConnectToOutput ===
-        'function'
-    )
-  }
+  type ToInputLink = RenderLink & { toType: 'input' }
+  type ToOutputLink = RenderLink & { toType: 'output' }
+  const isToInputLink = (link: RenderLink): link is ToInputLink =>
+    link.toType === 'input'
+  const isToOutputLink = (link: RenderLink): link is ToOutputLink =>
+    link.toType === 'output'
 
   function connectLinksToInput(
     links: ReadonlyArray<RenderLink>,
@@ -219,7 +196,7 @@ export function useSlotLinkInteraction({
     inputSlot: INodeInputSlot
   ): boolean {
     const validCandidates = links
-      .filter(isInputConnectableLink)
+      .filter(isToInputLink)
       .filter((link) => link.canConnectToInput(node, inputSlot))
 
     for (const link of validCandidates) {
@@ -235,7 +212,7 @@ export function useSlotLinkInteraction({
     outputSlot: INodeOutputSlot
   ): boolean {
     const validCandidates = links
-      .filter(isOutputConnectableLink)
+      .filter(isToOutputLink)
       .filter((link) => link.canConnectToOutput(node, outputSlot))
 
     for (const link of validCandidates) {
@@ -412,7 +389,7 @@ export function useSlotLinkInteraction({
     if (results.length && maybeReroutes !== null) {
       const originalReroutes = maybeReroutes.slice(0, -1).reverse()
       for (const link of adapter.renderLinks) {
-        if (!isInputConnectableLink(link)) continue
+        if (!isToInputLink(link)) continue
         for (const result of results) {
           link.connectToRerouteInput(
             reroute,
@@ -429,7 +406,7 @@ export function useSlotLinkInteraction({
     if (sourceOutput) {
       const { node, output } = sourceOutput
       for (const link of adapter.renderLinks) {
-        if (!isOutputConnectableLink(link)) continue
+        if (!isToOutputLink(link)) continue
         if (hasCanConnectToReroute(link) && !link.canConnectToReroute(reroute))
           continue
         link.connectToRerouteOutput(