Ok, so i flashed 4.2.2 using the instructions found here: http://forums.netdui...-v422-update-2/
Set project build settings to use 4.2, started building and deploying but....... same result.
hmm wait, i tried your MFDeploy ping suggestion... hmm that shows lots of errors... what should i do?
-----------------
Connecting to NetduinoPlus2_Netduino...Connected
IP Address: 0.0.0.0
No debugger!
Create TS.
Loading start at 806a988, end 8085288
Assembly: mscorlib (4.2.0.0)
Assembly: Microsoft.SPOT.Native (4.2.0.0)
Assembly: Microsoft.SPOT.Hardware (4.2.0.0)
Assembly: Microsoft.SPOT.Net (4.2.0.0)
Assembly: System (4.2.0.0)
Assembly: Microsoft.SPOT.Hardware.SerialPort (4.2.0.0)
Assembly: Microsoft.SPOT.IO (4.2.0.0)
Assembly: System.IO (4.2.0.0)
Assembly: Microsoft.SPOT.Hardware.PWM (4.2.0.1)
Assembly: Microsoft.SPOT.Hardware.Usb (4.2.0.0)
Assembly: SecretLabs.NETMF.Diagnostics (4.2.0.0)
Assembly: SecretLabs.NETMF.Hardware.Netduino (4.2.1.0)
Assembly: Microsoft.SPOT.Hardware.OneWire (4.2.0.0)
Assembly: Microsoft.SPOT.Time (4.2.0.0)
Loading Deployment Assemblies.
Attaching deployed file.
Assembly: MFConsoleApplication1 (1.0.0.0)
Attaching deployed file.
Assembly: SecretLabs.NETMF.Hardware.Netduino (4.1.0.0)
Attaching deployed file.
Assembly: SecretLabs.NETMF.Hardware.NetduinoPlus (4.1.0.0)
Resolving.
Link failure: some assembly references cannot be resolved!!
Assembly: SecretLabs.NETMF.Hardware.Netduino (4.1.0.0) needs assembly 'Microsoft.SPOT.Hardware' (4.1.2821.0)
Assembly: SecretLabs.NETMF.Hardware.Netduino (4.1.0.0) needs assembly 'mscorlib' (4.1.2821.0)
Assembly: SecretLabs.NETMF.Hardware.NetduinoPlus (4.1.0.0) needs assembly 'Microsoft.SPOT.Hardware' (4.1.2821.0)
Assembly: SecretLabs.NETMF.Hardware.NetduinoPlus (4.1.0.0) needs assembly 'mscorlib' (4.1.2821.0)
Error: a3000000