1866135 - BW Query Error olap: merging multi value dicts is not implemented, please make sure the following join cardinality is modeled correctly

When running a BW query you face an error message such as outlined below (on the indexserver traces or in the query output):

Could not execute 'SELECT "_SYS_BIC"."package/CALC_OR_ANALYTIC_VIEW"."COL1", "_SYS_BIC"."package/<HANA CV>"."COL2", ...' in 1.573 seconds .
SAP DBTech JDBC: [2048]: column store error: search table error: [2712]
Error executing physical plan: olap: merging multi value dicts is not implemented, please make sure the following join cardinality is modeled correctly (did you use 1:1 when the data really is 1:N or N:M?);
BwPopJoin2Inwards pop30(SCHEMA:TABLEen.JOIN_COLUMN_1, .JOIN_COLUMN_1 to .JOIN_COLUMN_2),in executor::Executor in cube: _SYS_BIC:package/<HANA CV>

olap: merging multi value dicts is not implemented, please make sure the following join cardinality is modeled correctly (did you use 1:1 ...
Error when the data really is 1:N or N:M?);olap: merging multi value dicts is not implemented, please make sure the following join cardinality is modeled ...
Error correctly (did you use 1:1 when the data really is 1:N or N:M?);BwPopJoin1Inwards pop96(***::****:/BIC/X<INFOOBJECT>en.S__<ATTRIBUTE> ...
Error to .$/BIC/Y<INFOOBBJECT>$/BIC/<INFOOBBJECT>$): calcEngine search on olapIndex failed.,QueryId: ***/[Request Info: ...
Error Object Name = "<***>"."0BW:BIA:<PROVIDER>", FM Name = TREX_DBS_AGGREGATE]

• SAP HANA Database
• SAP Netweaver on HANA
• SAP BW/4HANA

join, cardinality, referential, merging, column store error, 2712, Corrupt value index at udiv, integrity, corrupted, uniqueChecker, RSRV, master data, characteristic, merging multi value dicts is not implemented, please make sure the following join cardinality is modeled, 2.712 , KBA , HAN-DB-ENG-BW , SAP HANA BW Engine , BW-BEX-OT , OLAP Technology , BW-BEX-OT-OLAP , Analyzing Data , Problem