According to the Swedish Transport Administration, it is currently unclear how long the error will be, but travelers are referred to their train company for further information.
Stop in Jönköping-Falköping train traffic
2019-08-16T13:55:06.521Z
A signal error right now stops all train traffic through Mullsjö. The error affects the distance between Falköping and Jönköping.
Source: svt