diff --git a/web/src/components/workspace/WorkspaceFileList.vue b/web/src/components/workspace/WorkspaceFileList.vue
index c8a9d2a9..0f7387f0 100644
--- a/web/src/components/workspace/WorkspaceFileList.vue
+++ b/web/src/components/workspace/WorkspaceFileList.vue
@@ -7,8 +7,8 @@
             <button
               type="button"
               class="breadcrumb-action"
-              :class="{ current: item.path === currentPath }"
-              :disabled="item.path === currentPath"
+              :class="{ current: item.path === normalizedCurrentPath }"
+              :disabled="item.path === normalizedCurrentPath"
               :title="item.path"
               @click="$emit('select-path', item.path)"
             >
@@ -169,8 +169,9 @@ const emit = defineEmits([
 const selectedPathSet = computed(() => new Set(props.selectedPaths))
 const deletingPathSet = computed(() => new Set(props.deletingPaths))
 const entryPaths = computed(() => props.entries.map((entry) => entry.path))
+const normalizedCurrentPath = computed(() => (props.currentPath || '/').replace(/\/+$/, '') || '/')
 const breadcrumbItems = computed(() => {
-  const normalizedPath = props.currentPath || '/'
+  const normalizedPath = normalizedCurrentPath.value
   if (normalizedPath === '/') {
     return [{ name: '工作区', path: '/' }]
   }
diff --git a/web/src/views/WorkspaceView.vue b/web/src/views/WorkspaceView.vue
index dbbbc958..f3aa8e4b 100644
--- a/web/src/views/WorkspaceView.vue
+++ b/web/src/views/WorkspaceView.vue
@@ -233,8 +233,8 @@ const normalizePreviewFile = async (entry, response) => {
   }
 
   if (previewType === 'image' || previewType === 'pdf') {
-    const response = await downloadWorkspaceFile(entry.path)
-    const blob = await response.blob()
+    const downloadResponse = await downloadWorkspaceFile(entry.path)
+    const blob = await downloadResponse.blob()
     revokePreviewObjectUrl()
     previewObjectUrl.value = URL.createObjectURL(blob)
     file.previewUrl = previewObjectUrl.value
@@ -554,10 +554,11 @@ const stopPreviewResize = () => {
   document.body.style.userSelect = ''
   window.removeEventListener('pointermove', resizePreview)
   window.removeEventListener('pointerup', stopPreviewResize)
+  window.removeEventListener('pointercancel', stopPreviewResize)
 }
 
 const resizePreview = (event) => {
-  if (!workspaceMainRef.value || resizePointerId === null) return
+  if (!workspaceMainRef.value || resizePointerId === null || event.pointerId !== resizePointerId) return
   const rect = workspaceMainRef.value.getBoundingClientRect()
   const relativeX = event.clientX - rect.left
   const nextPreviewPercent = Math.round(((rect.width - relativeX) / rect.width) * 100)
@@ -571,6 +572,7 @@ const startPreviewResize = (event) => {
   document.body.style.userSelect = 'none'
   window.addEventListener('pointermove', resizePreview)
   window.addEventListener('pointerup', stopPreviewResize)
+  window.addEventListener('pointercancel', stopPreviewResize)
 }
 
 let workspaceResizeObserver = null