Checklist show IMU Status always "Error" with the Spark

[mitchrsm]

• Description of the issue. in the sample app the DULPreFlightStatusWidget always show error.. and checking the DULPreflightChecklistController say "Error" on the IMU status. connecting the same spark to DJI GO4 app without rebooting the spark, it show IMU status "Normal". Tried several time to calibrate the IMU but it's always Error in the sample app , and it's always "normal" in DJI GO4

• Steps to reproduce the bug just connect the spark to the sample app (with or without the remote)

• DJI iOS UILibrary version UILibrary 4.4

• DJI Product Spark (tried with a Mavic everything look OK)

• iOS system version iOS11

• iOS device type you are using (Like iPhone5s, iPhone 6, iPad Air Wifi, iPad mini 3 LTE, etc) iPhone 5s iPhone X

• Xcode version xcode 9

• Are you using UILibrary Sample Code (Yes/No)? using the sample code and the UI library in my code

[mitchrsm]

i got the same problem with the new version 4.5..

[ctetreault]

Still seeing this as well in 4.5.2