The hydraulic pin holding the tower arm in place did not retract. If that can be fixed tonight, there will be another launch attempt tomorro…

A hydraulic pin malfunction on the tower arm prevented a scheduled launch, but SpaceX indicated a repair could be completed overnight to enable another launch attempt the following day. The issue involved the pin's failure to retract properly, which is a critical component of the launch tower's mechanical systems. This post reflects typical launch delay communications from SpaceX leadership regarding technical problems and recovery timelines.

Source: Elon Musk (X) | 2026-05-21