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getting 0x3003 error BLE_ERROR_INVALID_ATTR_HANDLE while creating custom services in nrf52

I was using nrf51822 ,S110 and SDKV10 i had created custom services and its working fine, But when moved to nrf52 DK and S132v5 SoftDevices and SDK version 14.2.0 . same services i ported there and showing all services and char. in nrf connect App. i can able to  send data  to dk from nrf connect . But cant ale to send data from nrf52dk to phone. i getting error 0x3003. i had changed the function ble_evt_dispatch to NRF_SDH_BLE_OBSERVER. but im not sure that correct or not.

So anybody pls help me to solve this issue??

Anyway i can able to sent data from nrfDK to phone is possible..

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