Error message from KEIL CMSIS D/L :
Update available for ARM::CMSIS (installed: 5.6.0, available: 5.7.0)
Update available for ARM::CMSIS-Driver (installed: 2.5.0, available: 2.6.0)
Update available for Keil::ARM_Compiler (installed: 1.6.2, available: 1.6.3)
Update available for Keil::MDK-Middleware (installed: 7.10.0, available: 7.11.1)
Cannot download file developer.nordicsemi.com/.../NordicSemiconductor.nRF_BLE.4.0.0-2.alpha.pack: Cannot download URL (connection interrupted)
Update available for ARM::CMSIS (installed: 5.6.0, available: 5.7.0)
Update available for ARM::CMSIS-Driver (installed: 2.5.0, available: 2.6.0)
Update available for Keil::ARM_Compiler (installed: 1.6.2, available: 1.6.3)
Update available for Keil::MDK-Middleware (installed: 7.10.0, available: 7.11.1)
Cannot download file developer.nordicsemi.com/.../NordicSemiconductor.nRF_BLE.4.0.0-2.alpha.pack: Cannot download URL (connection interrupted)
Update available for ARM::CMSIS (installed: 5.6.0, available: 5.7.0)
Update available for ARM::CMSIS-Driver (installed: 2.5.0, available: 2.6.0)
Update available for Keil::ARM_Compiler (installed: 1.6.2, available: 1.6.3)
Update available for Keil::MDK-Middleware (installed: 7.10.0, available: 7.11.1)
Cannot download file developer.nordicsemi.com/.../NordicSemiconductor.nRF_DeviceFamilyPack.8.32.1.pack: Cannot download URL (connection interrupted)
Update available for ARM::CMSIS (installed: 5.6.0, available: 5.7.0)
Update available for ARM::CMSIS-Driver (installed: 2.5.0, available: 2.6.0)
Update available for Keil::ARM_Compiler (installed: 1.6.2, available: 1.6.3)
Update available for Keil::MDK-Middleware (installed: 7.10.0, available: 7.11.1)