Panic spread among ordinary American investors when a series of trading apps crashed.

Fidelity ran into trouble after the stock market opened at 9:30 a.m. in New York, with irate users saying they couldn’t log in.

Millions of Americans logged into their investment or trading accounts this morning as stocks soared to record highs thanks to Donald Trump’s return to the White House.

On Please try again later.’

Fidelity users received an error message today when they logged in to trade stocks

The Charles Schwab app also experienced some problems Wednesday morning

Robinhood is one of the largest trading apps, but users reported no issues

Another wrote at 10:30 am: ‘The Fidelity app is currently unusable. Worse than Coinbase.”

A third tweeted: ‘Your mobile app keeps crashing and costing me thousands!!!!!!’

The stock market rally meant big gains for all types of investors, including ordinary Americans with 401(k)s. The profits added billions of dollars to the value of American companies and increased the wealth of anyone with stocks.

There were also reports of problems with UBS and Morgan Stanley.

According to Downdetector – which checks when websites and apps are offline – thousands of customers reported problems logging in this morning.