Try shell.openPath()

apps/zui/src/plugins/brimcap/packets/download.ts

@@ -2,10 +2,12 @@ import * as zed from "@brimdata/zed-js"
 import {join} from "path"
 import {createCli} from "../cli"
 import os from "os"
-import {window, env, commands} from "src/zui"
+//import {window, env, commands} from "src/zui"
+import {window, commands} from "src/zui"
 import {queryForConnLog} from "./query-conn-log"
 import {DOWNLOAD} from "./types"
 import * as log from "src/core/log"
+import {shell} from "electron"
 
 function getSearchArgsFromConn(conn: zed.Record) {
   const dur = conn.try("duration") as zed.Duration
@@ -41,8 +43,10 @@ export async function downloadPackets(root: string, pool: string, uid: string) {
     } else {
       // Commenting this out to see if the "blocking" in openExternal might be the problem
       log.debug("I am about to call openExternal()")
-      env.openExternal(dest)
+      //env.openExternal(dest)
+      await shell.openPath(dest)
       window.showSuccessMessage("Packets extracted. Opening...")
+      log.debug("I just saw the Packets extracted message")
     }
   }
 }