Don’t stop me, even if you’ve heard this one.

The debt limit is back. Congress is having another moment.

And this particular round of wrestling over the issue could carry the ugliest economic consequences yet.

Contractors unintentionally grounded thousands of flights last week when they deleted files while working on the Notice to Air Missions (NOTAM) system, the Federal Aviation Administration says.

The agency said in a statement Thursday that a preliminary review found the shutdown happened as the contractors worked to “correct synchronization between the live primary database and a backup database.” Investigators so far found no evidence of malicious intent or a cyberattack.