Error: The field 'ApportionmentFactor' with value '', data format is not correct

Error message

Validation failed on [FILE_ID]:
Form: FormIL1120[1] Step4[1]/ApportionmentFactor[1]
Description: Apportionment Factor
LineNumber: Step 4 Line 30
Requirement: A fraction between 0 and 1 that requires exactly 6 decimal places
Error: The field 'ApportionmentFactor' with value '0.0', data format is not correct.
Element Name: ApportionmentFactor
XPath: /ReturnState[1]/ReturnDataState[1]/FormIL1120[1]/Step4[1]/ApportionmentFactor[1
XML Fragment: 0.0
Field Key: 115,727,4,0,0,0,0,0,0
Error Code: [CODE]
Error Reason: '0.0' violates length constraint of '8'.
The element '{http://www.irs.gov/efile}ApportionmentFactor' with value '0.0' failed to parse.

Solution

Go to
Organizer
States
Illinois
Allocation and Apportionment
.
In the
Apportionment percentage
field, enter a value with exactly 6 decimal places (for example, 0.[123456] or 0.[XXXXXX]) or enter
NONE
.
Do a full recompute, then recreate the e-file.