!1280 修复:各种报错

src/Add-on/DrawDrilling/DrawDrillingTool.ts

@@ -609,6 +609,8 @@ export class DrawDrillingTool extends Singleton
                     if (isThoughtDrillsSet.has(refDrill)) continue;
 
                     let refYmjEnt = (arrayLast(refDrill).Object as CylinderHole);
+                    if (!refYmjEnt) continue;
+
                     let p2 = refYmjEnt.Position;
                     let vec = p2.sub(p1);
                     let angle = vec.angleTo(nor);

src/UI/Components/SourceManage/FileList.tsx

@@ -99,6 +99,7 @@ export class FileList extends React.Component<IFileListProps, {}> {
                 <MenuItem
                     icon="send-to"
                     text="发送给其他人"
+                    disabled={this.props.selectIds.size === 0}
                     onClick={() =>
                     {
                         window.open(`${CURRENT_HOST}/CAD-fileSend?file_id=${[...this.props.selectIds].join(",")}`);

src/UI/Store/UserConfigStore.ts

@@ -315,6 +315,8 @@ export class UserConfigStore extends Singleton
                 dbStore.Delete(StoreName.ConfigData, GetIndexDBID(type));
                 dbStore.Delete(StoreName.ConfigVersion, GetIndexDBID(type));
                 appCache.delete(type);
+                store.configName = "";
+                return;
             }
             //切换到第一项
             if (store.configsNames.length > 0)