2949927 - SUM phase XPRAS_AIMMRG : Errors occurred during post-handling "SNHI_DELIVERY_UNIT_IMPORT" for "NHDU" "L"

During upgrade, below error occurs in SUM phase MAIN_NEWBAS/XPRAS_AIMMRG:

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Checks after phase MAIN_NEWBAS/XPRAS_AIMMRG were negative!

A2EESNHI_DELIVERY_UNIT 082 To analyze the import/activation error(s) use SAP Note 2027829.
A2EESNHI_DELIVERY_UNIT 083
2EEPU133 Errors occurred during post-handling "SNHI_DELIVERY_UNIT_IMPORT" for "NHDU" "L"
3 EPU135 "SNHI_DELIVERY_UNIT_IMPORT" belongs to package "SNHI_DELIVERY_UNIT_PROXY"
2EEPU136 The errors affect the following components:
2EEPU137 "BC-CTS-HTC" ("Hana Transport Container (ABAP)")
1 ETP111 exit code : "8"

Detected the following errors:

# E:\UPGRADE\SUM\abap\log\SAPR740XPRA90000087.ESD:
A3 ESNHI_DELIVERY_UNIT 007 Number of deleted objects: "0"
A3 ESNHI_DELIVERY_UNIT 010 A complete HANA delivery unit was imported.
A3 ESNHI_DELIVERY_UNIT 013 Content snapshot was uploaded in source system " "
at " ".
A3 ESNHI_DELIVERY_UNIT 014 Details: Vendor " ", Version " ", Support Package "
", Patch " "
A3 ESNHI_DELIVERY_UNIT 081 HANA delivery unit name: " "
A2EESNHI_DELIVERY_UNIT 080 Aggregated import of HANA Delivery Units failed
A4EESNHI_DELIVERY_UNIT 025 "Repository: Encountered an int""ernal error;failed
to write at""tached content to file: See tr""ace file for more information"
A2EESNHI_DELIVERY_UNIT 083
A2EESNHI_DELIVERY_UNIT 082 To analyze the import/activation error(s) use SAP
Note 2027829.
A2EESNHI_DELIVERY_UNIT 083
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A3 ESNHI_DELIVERY_UNIT 007 Number of deleted objects: "0"
A3 ESNHI_DELIVERY_UNIT 010 A complete HANA delivery unit was imported.
A3 ESNHI_DELIVERY_UNIT 013 Content snapshot was uploaded in source system " "
at " ".

...skipped 13 more lines.
Please see XPRASUPG.html for more information.

XPRAS_AIMMRG, SNHI_DELIVERY_UNIT_IMPORT, SAP HANA , KBA , BC-CTS-HTC , Hana Transport Container (ABAP) , Problem