Reason for "NR.NsaDc.SgNB" Counters

Hello Gents,
What could be the reason these counters in Huawei?

  • N.NsaDc.SgNB.Add.Fail.Radio
  • N.NsaDc.SgNB.Add.Fail.Radio.NoRes
  • N.NsaDc.SgNB.Add.Fail.TNL

Lack of radio resources in 5G cell like PUCCH, SRS etc.

Unavailability of radio resources LTE-NR NSA DC…