Tri County Area Schools issued the following announcement on Sept 30.
Attention TCAS Parents - ParentVue Mobile App Update! We are aware that some of you are experiencing some technical issues with the ParentVue mobile app. We apologize for any inconvenience this is causing, and please know we are working with our vendors to correct this issue as soon as possible.
In the meantime, please remember that your ParentVue account can be accessed by logging in using your laptop or desk top computer. We will let you know when the issue has been resolved. We appreciate and thank you for your patience as we work to get this taken care of.
Original source can be found here.