2185624 - In ACT_UPG with MRSS 800 Addon error in DDIC Activation

Following is the error coming up in ACT_UPG phase

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DDIC ACTIVATION ERRORS and RETURN CODE in SAPABXXXXX.<SID>

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3 EDT012XActivate table "/MRSS/T_CUP_OBJECT"
3EEDT242 Field "FIELD_DESCRIPTIONS": Component type or domain used not active or does not exist
4WEDT288 Field "INSTANCE": Class or interface "/MRSS/IF_CUP_OBJECTS" not active/implemented
3EEDT005 Nametab for table "/MRSS/T_CUP_OBJECT" cannot be generated
3 EDT013 Table "/MRSS/T_CUP_OBJECT" was not activated
1EEDO519X"Table" "/MRSS/T_CUP_OBJECT" could not be activated
1 ETP111 exit code           : "8"

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2nd Symtom :

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Below is the error on trying to activate the table/structure /MRSS/T_CUP_OBJECT

Check table /MRSS/T_CUP_OBJECT (SAPSUPPORT/26.06.15/10:35)
Field FIELD_DESCRIPTIONS: Component type or domain used not active or does not exist
Table name /MRSS/T_CUP_OBJECT does not lie in valid namespace
Field INSTANCE: Used reference type /MRSS/IF_CUP_OBJECTS is not active
Nametab for table /MRSS/T_CUP_OBJECT cannot be generated
Check on table /MRSS/T_CUP_OBJECT resulted in errors

MRSS 800, SUM

KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem