I’ve been working on moving an EE 1.x site up to EE 2.7. After the upgrade, I started to see the errors listed below in the Control Panel when looking at a field.
A PHP Error was encountered
Severity: Notice
Message: Undefined index: field_fmt_options
Filename: fieldtypes/EE_Fieldtype.php
Line Number: 572
A PHP Error was encountered
Severity: Warning
Message: Invalid argument supplied for foreach()
Filename: helpers/form_helper.php
Line Number: 324
A PHP Error was encountered
Severity: Notice
Message: Undefined index: field_fmt_options
Filename: fieldtypes/EE_Fieldtype.php
Line Number: 572
A PHP Error was encountered
Severity: Warning
Message: Invalid argument supplied for foreach()
Filename: helpers/form_helper.php
Line Number: 324
A PHP Error was encountered
Severity: Notice
Message: Undefined index: field_fmt_options
Filename: fieldtypes/EE_Fieldtype.php
Line Number: 572
A PHP Error was encountered
Severity: Warning
Message: Invalid argument supplied for foreach()
Filename: helpers/form_helper.php
Line Number: 324
A PHP Error was encountered
Severity: Notice
Message: Undefined index: field_fmt_options
Filename: fieldtypes/EE_Fieldtype.php
Line Number: 572
A PHP Error was encountered
Severity: Warning
Message: Invalid argument supplied for foreach()
Filename: helpers/form_helper.php
Line Number: 324
A PHP Error was encountered
Severity: Notice
Message: Undefined index: field_fmt_options
Filename: fieldtypes/EE_Fieldtype.php
Line Number: 572
A PHP Error was encountered
Severity: Warning
Message: Invalid argument supplied for foreach()
Filename: helpers/form_helper.php
Line Number: 324
A PHP Error was encountered
Severity: Notice
Message: Undefined index: field_fmt_options
Filename: fieldtypes/EE_Fieldtype.php
Line Number: 572
A PHP Error was encountered
Severity: Warning
Message: Invalid argument supplied for foreach()
Filename: helpers/form_helper.php
Line Number: 324