United Airlines grounded flights nationwide Wednesday morning after its computer system suffered a technical glitch, the Federal Aviation Administration said, causing a ripple effect of heavy delays throughout major airports.

“We experienced a network connectivity issue this morning,” United said in a statement. “We are working to resolve this and apologize to our customers for any inconvenience.”

The FAA specifically blamed the ground stop on “automation issues.”

NBC Connecticut said United passengers without a hard copy of their boarding pass were not being allowed to check in at Bradley International Airport in Windsor Locks, north of Hartford. click here for complete story