fix e2e

apps/remix-ide-e2e/src/commands/goToVMTraceStep.ts

@@ -10,8 +10,9 @@ class GoToVmTraceStep extends EventEmitter {
 }
 
 function goToVMtraceStep (browser: NightwatchBrowser, step: number, incr: number, done: VoidFunction) {
-  browser.execute(function (step) { (document.getElementById('slider') as HTMLInputElement).value = (step - 1).toString() }, [step])
-    .waitForElementVisible('*[data-id="slider"]')
+  browser.waitForElementVisible('*[data-id="slider"]')
+    .waitForElementVisible('#stepdetail')
+    .execute(function (step) { (document.getElementById('slider') as HTMLInputElement).value = (step - 1).toString() }, [step])
     .setValue('*[data-id="slider"]', new Array(1).fill(browser.Keys.RIGHT_ARROW))
     .execute((step) => {
       (document.querySelector('*[data-id="slider"]') as any).internal_onmouseup({ target: { value: step }})