There are specific fields that must be set as "Editable" and "Viewable" for the "Luminate CRM API Only" profile in LCRM if the Giving Summaries are to update correctly. The following steps will allow you to update this profile:
  1. In LCRM, navigate to Setup, Administration Setup, Security Controls, Field Level Security
  2. Select either Account or Contact (based on the fields listed below)
  3. Select View By Profile and click the Luminate CRM API Only profile
  4. Find the listed field (listed below)
  5. For each listed field, click each of the three columns (Master, Household, Organization) to open a new page
  6. On the new page, ensure that Field Level Security has "Visible" checked and "Read Only" unchecked
  7. Click Save
  8. Repeat for the remaining fields

The following fields must be set as visible and editable for the "Luminate CRM API Only" profile:

Account:
cv__YTD_Transaction_Count__c,
cv__YTD_Transaction_Amount__c,
cv__Last_Year_Transaction_Count__c,
cv__Last_Year_Transaction_Amount__c,
cv__Latest_Household_Gift_Amount__c,
cv__Largest_Household_Gift_Date__c,
cv__First_Household_Gift_Amount__c,
cv__Open_Major_Gift__c,
cv__ytd_soft_credit_count__c,
cv__ytd_soft_credit_amount__c,
cv__lifetime_soft_credit_count__c,
cv__lifetime_soft_credit_amount__c,
cv__last_year_soft_credit_count__c,
cv__last_year_soft_credit_amount__c,
cv__Last_soft_credit_Date__c,
cv__Last_soft_credit_Amount__c,
cv__Largest_soft_credit_Date__c,
cv__Largest_soft_credit_Amount__c,
cv__First_soft_credit_Date__c,
cv__First_soft_credit_Amount__c,
cv__ytd_Combined_credit_count__c,
cv__ytd_Combined_credit_amount__c,
cv__lifetime_Combined_credit_count__c,
cv__lifetime_Combined_credit_amount__c,
cv__last_year_Combined_credit_count__c,
cv__last_year_Combined_credit_amount__c,
cv__Last_Combined_credit_Date__c,
cv__Last_Combined_credit_Amount__c,
cv__Largest_Combined_credit_Date__c,
cv__Largest_Combined_credit_Amount__c,
cv__First_Combined_credit_Date__c,
cv__First_Combined_credit_Amount__c,
cv__Last_Summary_Calculation_Date__c

Contact:
cv__summary_ytd_gift_count__c,
cv__summary_ytd_gift_amount__c,
cv__summary_lifetime_gift_count__c,
cv__summary_lifetime_gift_amount__c,
cv__summary_last_year_gift_count__c,
cv__summary_last_year_gift_amount__c,
cv__Last_Gift_Date__c,
cv__Last_Gift_Amount__c,
cv__Largest_Gift_Date__c,
cv__Largest_Gift_Amount__c,
cv__First_Gift_Date__c,
cv__First_Gift_Amount__c,
cv__Open_Major_Gift__c,
cv__ytd_soft_credit_count__c,
cv__ytd_soft_credit_amount__c,
cv__lifetime_soft_credit_count__c,
cv__lifetime_soft_credit_amount__c,
cv__last_year_soft_credit_count__c,
cv__last_year_soft_credit_amount__c,
cv__Last_soft_credit_Date__c,
cv__Last_soft_credit_Amount__c,
cv__Largest_soft_credit_Date__c,
cv__Largest_soft_credit_Amount__c,
cv__First_soft_credit_Date__c,
cv__First_soft_credit_Amount__c,
cv__ytd_Combined_credit_count__c,
cv__ytd_Combined_credit_amount__c,
cv__lifetime_Combined_credit_count__c,
cv__lifetime_Combined_credit_amount__c,
cv__last_year_Combined_credit_count__c,
cv__last_year_Combined_credit_amount__c,
cv__Last_Combined_credit_Date__c,
cv__Last_Combined_credit_Amount__c,
cv__Largest_Combined_credit_Date__c,
cv__Largest_Combined_credit_Amount__c,
cv__First_Combined_credit_Date__c,
cv__First_Combined_credit_Amount__c,
cv__Last_Summary_Calculation_Date__c