1. Server failure: Straight Flush is an online service platform, and its server is out of order or overloaded, resulting in users unable to access the app normally, which is caused by network problems, hardware failures or other technical reasons.
2. Software update: Flush is in the process of software update or upgrade, which makes it impossible to access the app normally for a period of time.
3. Security issue: The Flush app found security holes or was hacked. In order to protect user information and platform security, the platform will temporarily close the app.