R12 - XLA / FAH - Create Accounting errs out with "95357 - There are no values for the system source XXXXX used by SLA"

In case of unitended usage of system source in conditions may lead to the following error in Create Accounting:
There is a missing system source value. Please inform your system administrator or support representative that: There are no values for the system source XXXXXXXXXXXXXXXXX used by Oracle Subledger Accounting.

For Ex:
There is a missing system source value. Please inform your system administrator or support representative that: There are no values for the system source Default Conversion Rate Type used by Oracle Subledger Accounting.

   SELECT source_code
     FROM xla_sources_vl
    WHERE source_type_code = 'Y'
      AND name = 'Default Conversion Rate Type';

Pass the source_code to the following sql.

   SELECT * 
     FROM xla_conditions 
    WHERE source_code = '&source_code';

Crosscheck the corresponding JLT / ADR / JED whether the system source is used unintentionally or not.
For Ex: System source 'Default Conversion Rate Type' is used unintentionally in a JLT condition.

There are other system sources, which may give this kind of error:
DYNAMIC_INSERTS_ALLOWED_FLAG
EFFECTIVE_DATE_RULE_CODE (Fixed in the patch 11057301)
ENABLE_AVERAGE_BALANCES_FLAG
SUSPENSE_ALLOWED_FLAG
XLA_ALC_ENABLED_FLAG
XLA_DEFAULT_CONV_RATE_TYPE
XLA_INHERIT_CONVERSION_TYPE
XLA_ROUNDING_RULE_CODE
XLA_TRANSACTION_NUMBER
XLA_USER_JE_CATEGORY_NAME
XLA_FIRST_DAY_NEXT_GL_PERIOD
XLA_LAST_DAY_NEXT_GL_PERIOD
XLA_NEXT_DAY
RES_ENCUMB_CODE_COMBINATION_ID
TRANSACTION_CALENDAR_ID
XLA_CURRENCY_MAU
XLA_MAX_DAYS_ROLL_RATE
XLA_ROUNDING_CCID