2844969 - Could not copy request XXXX to table XXXX

During the in-place conversion to BW/4HANA an error occurs in the 'Import' (Retrieve Data) phase of transaction STC02:

Checking the detail log the following error messages are displayed:

• Could not retrieve inbound table of ZFIGL_BPC
  Message no. RS_B4H_IPRO2ADSO090

OR

• Could not copy request XXXX to table XXXX
  Message no. RS_B4H_IPRO2ADSO043

OR

• Could not copy from InfoCube XXXX to table XXXX
  RS_B4H_IPRO2ADSO044

• SAP NetWeaver Business Warehouse 7.40
• SAP NetWeaver Business Warehouse 7.50

RS_B4H_IPRO2ADSO; RS_B4H_IPRO2ADSO044; RS_B4H_IPRO2ADSO090; RS_B4H_IPRO2ADSO043; RS_B4H_IPRO2ADSO 44; RS_B4H_IPRO2ADSO 43; RS_B4H_IPRO2ADSO 90; , KBA , BW-B4H-CNV-IPL , InPlace Conversion to SAP BW/4HANA , Problem