Message type: E = Error
Message class:  KZ - Cost Object Repetitive Mfg / Process Mfg 
Message number: 452
Message text: Object & has no reference base for distribution
You are attempting to perform distribution. However, the system cannot
find <DS:GLOS.target_costs>target costs</> or select
<DS:GLOS.equivalence_number>equivalence numbers</> for object &V1&.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Check the following for object &V1&:
Whether a <DS:GLOS.standard_cost_estimate>standard cost estimate</> has
been created
Whether a <DS:GLOS.preliminary_costing>preliminary cost estimate</> for
the <DS:GLOS.product_cost_collector>product cost collector</> has been
created
Whether equivalence numbers have been entered
Error message extract from SAP system. Copyright SAP SE.
The SAP error message KZ452 ("Object & has no reference base for distribution") typically occurs in the context of cost distribution or allocation processes in SAP Controlling (CO). This error indicates that the system cannot find a reference base for the specified object, which is necessary for the distribution of costs.
Cause:
Missing Reference Base: The object (e.g., cost center, internal order, etc.) does not have a defined reference base for the distribution. This could be due to configuration issues or missing master data.
Incorrect Configuration: The distribution method or the settings in the allocation structure may not be correctly configured.
Data Inconsistencies: There may be inconsistencies in the master data or the allocation structure that prevent the system from finding the necessary reference base.
Object Not Active: The object may not be active or may not have been set up correctly in the system.
Solution:
Check Master Data: Ensure that the master data for the object Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
KZ451 Object & not included in distribution
What causes this issue?  Object &V1& could not be included in the distribution because the system could not select a basis for distribution (&...
KZ450  ======= Distribution ===============================================
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
KZ453 Object & has no allocation bases
What causes this issue?  The costs entered on the <DS:GLOS.3526B6C7AFAB52B9E10000009B38F974>cost object hierarchy</> are distributed to th...
KZ454 Target costs cannot be calculated for object &/&
What causes this issue?  The system could not calculate target costs for the object &v1& / &v2& as you have not posted a goods receipt...
Click on this link to search all SAP messages.