please check this error

Using Version...1.0.0.0058
Selected Model GT-I5508
Selected Task TMB Unlock(ADB)

Searching ADB device Please wait..
Device Detected...
SELinux := Enforcing
model:= LG-K550
LG TMB Unlocking Started...
SU Version..2.82:SUPERSU
Device is Secure Rooted..uid=0
Reading Please Wait..
Please Wait while...
Please wait starting task...
Device Sn := LGK55017389862
Device Imei := 35826907390xxxx
Server Reply Error := ERR_Retry Bad IMEI Submited.

Fail to check server..FYnJDYAwEMRamiPM8g1h+2+JRX5YshVzOCbCIrmXRQ g13mpFUwwGRGOzkHlv/FP36tPyY3ZO46oP
Send ASK Saved := LGK55017389862.ask

!!! Success !!!!
Restart Phone if not auto...
Total Time Take...00:00:37
to day i tries alots of time is it software bugs or server problem