German trains resume after nationwide communications outage

Germany’s rail network resumed service on Wednesday after a nationwide communications outage briefly halted trains late Tuesday night, leaving passengers stranded and prompting fresh scrutiny of Deutsche Bahn’s contingency systems.

The disruption hit Germany’s GSM-R rail communications network, which is used to coordinate train operations. Deutsche Bahn said traffic began resuming shortly after midnight and was running largely normally by Wednesday morning, although some delays and cancellations continued during the recovery window.

Passengers at stations faced long waits and uncertainty as the systemwide failure unfolded. Deutsche Bahn said it offered taxi and hotel vouchers and, where possible, space on stationary trains while people waited for service to restart.

What happened

The outage brought train traffic across Germany to a stop for roughly two hours, according to reporting from the night of June 23 into the early hours of June 24, 2026. First trains were moving again after midnight, with follow-on disruptions still visible into the morning.

Deutsche Bahn did not initially give a full public explanation for the failure. German media reports suggested a faulty software update may have been involved, but that was not confirmed in the first official reporting.

Political pressure

The incident quickly drew criticism over rail resilience and backup planning. Federal Transport Minister Patrick Schnieder said Deutsche Bahn must ensure a similar failure cannot happen again if the cause turns out to be hardware or a software update.

North Rhine-Westphalia transport minister Oliver Krischer called the systemwide halt a new low in rail operating quality and urged stronger emergency mechanisms to prevent a repeat.

What remains unclear

The exact technical cause of the GSM-R failure has not been officially disclosed in the initial reporting. Investigators and rail officials are expected to keep focusing on whether a software update, hardware issue, or another fault triggered the outage.

Germany’s rail network has faced repeated criticism for delays and reliability problems, and the latest outage is likely to renew pressure on Deutsche Bahn as it continues broader infrastructure upgrades.