Help server failed pls help and reply

[suriyas]

Power off the phone, disconnect and reconnect the battery(if possible) and connect USB cable...
Using Port:
AUTH info: MTK, version: 1
Boot META MODE...
Hold the VOL UP to force MediaTek BootROM.
Scanning BootROM or Preloader port... Done
Detected [PL] MediaTek PreLoader USB VCOM_V1632 (Android) (COM15)
Connection status: XHCI:HUB3:USB 2.00 High-Speed
USB Driver: [MediaTek Inc.] wdm_usb, version: 3.0.1504.0, date: 1-22-2015
Boot META MODE from PreLoader ... Done
Scanning META port... Done
Detected [META] MediaTek USB VCOM (Android) (COM75)
Boot META MODE successfully.
Modem info:
BaseBand chip: MT6765
SW time: 2000.00.00
DSP firmware version: 1.0
DSP patch version: MOLY.LR12A.R2.PIE.TC16.SP.V12.P19
SW version: OPPO_P0MP3_K62V1_64_BSP_HW
HW version: Unknown
Melody version: LWCTG_6177M_CUSTOM
AP info:
Platform: MT6765
Build version: CPH1923EX_11_A.19
SW version: CPH1923_11_A.19_190716_3e5fcc54
SW time: Tue Jul 16 17:07:19 CST 2019
Getting imei signature from server...
[SERVER] Service unavailable, server query response failed !
Writing imei...
imei[1]: 3528120577xxxxx
imei[2]: 3528120577xxxxx
failed
Updating encrypted imei... Done
Writing wifi mac (00:00:52:ee:1a:43)... Done