Nationwide GSM-R Failure Halts All Deutsche Bahn Trains

On the night of 23 June 2026, Deutsche Bahn announced a nationwide malfunction of its GSM-R (Global System for Mobile Communications-Railway) digital radio network. At 22:30 local time the operator ordered all long-distance, regional and S-Bahn services—including those in Berlin, Stuttgart, Hamburg and the state of North Rhine-Westphalia—to stop at the next station. The disruption lasted roughly 2½ hours; a statement issued shortly before 01:00 local time confirmed that the system had been restored and trains were resuming “step by step.”

One Railway Radio Outage Stopped Trains Across Germany and Nobody Knew WhyRail traffic in Germany halted for over two hours due to an IT glitchNationwide IT glitch paralyses German rail networkThousands stranded s technical glitch paralyzes Germany’s rail networkBBC NewsDW NewsThe HinduWION

GSM-R is a 2G-based radio system introduced across Europe in 2000 to provide voice and data links between train drivers and traffic-control centres. Deutsche Bahn relies on it for safety-critical communication, meaning that loss of the link forces a complete service halt. The operator is currently planning a migration to a 5G-based Future Railway Mobile Communication System, but the legacy network remains in use. Germany’s rail network spans 33 400 km, includes 5 400 stations and handles about 50 000 train movements per day.

Trains halted in Germany due to radio system problemWIONThe IndependentThe HinduGerman rail services resume after nationwide radio outageEuronewsGerman Rail Services Resume After Nationwide Communication CrashRail traffic in Germany halted for over two hours due to an IT glitch

• 22:30 23 Jun – Deutsche Bahn issues first alert of GSM-R failure; all trains held.

Rail traffic in Germany halted for over two hours due to an IT glitch

• 00:30 24 Jun – Technicians report the cause identified and work “diligently” to fix the issue.

German Rail Services Resume After Nationwide Communication Crash

• 00:55 24 Jun – Company announces the outage is resolved; services restart gradually.

German Rail Services Resume After Nationwide Communication Crash

• Early 06:00 24 Jun – Regional operators warn of lingering delays and cancellations into the morning peak.

Rail traffic in Germany halted for over two hours due to an IT glitch

Deutsche Bahn’s spokesperson said its IT experts “worked non-stop to resolve the issue and have succeeded,” adding that the company would provide taxi and hotel vouchers and, where possible, use stationary trains as temporary shelters. DB InfraGO head Philipp Nagl later clarified that the incident was triggered by a scheduled component swap, though he did not disclose technical details. The operator apologized to passengers and urged them to check the DB website for updated travel information.

Reuters

Regional transport minister Oliver Krischer (North Rhine-Westphalia) called the nationwide halt “a new low in already poor operating quality” and demanded emergency mechanisms to prevent recurrence. The Association of Private Freight Railways’ managing director Peter Westenberger urged a thorough investigation, citing concerns over monitoring and control of rail infrastructure. Consumer groups have repeatedly highlighted Deutsche Bahn’s chronic punctuality problems and the lack of real-time information during major disruptions.

After a rail disruption—problems may continue into the morning

Sources differ on the root cause: most reports state the cause was “identified” but not disclosed, while an ABC News wire attributes the outage to a scheduled technical component swap. No evidence of a cyber-attack or physical damage has emerged, and the exact failure mode of the GSM-R system remains unspecified.

One Railway Radio Outage Stopped Trains Across Germany and Nobody Knew Why

• “Our IT experts worked tirelessly to resolve the issue – successfully.” — DB spokesperson

BBC News

• “we are now trying to get the trains into stations so that travellers can disembark.” — Evelyn Palla, CEO, Deutsche Bahn

Trains halted in Germany due to radio system problem

• “We were able to stabilise the situation with an emergency system.” — Evelyn Palla, CEO, Deutsche Bahn

German trains resume after nationwide standstill

• “All trains are suspended in Germany’s most populous state, North Rhine-Westphalia.” — DW

One Railway Radio Outage Stopped Trains Across Germany and Nobody Knew Why

• “That all rail traffic in Germany comes to a halt because of a technical defect is a new low in already poor operating quality,” — Oliver Krischer, regional transport minister

German railway says outage that halted all trains was caused by scheduled work

Deutsche Bahn has launched an internal review of the GSM-R failure and is coordinating with the Federal Railway Authority on redundancy measures. Industry observers expect accelerated investment in the planned 5G migration and tighter oversight of scheduled maintenance procedures. Passengers are advised to monitor DB’s real-time channels for residual delays, especially during the upcoming summer travel peak.

Nationwide IT glitch paralyses German rail network