3.4.4 errors

[Lalith Jayaweera]

Hi

Upgraded to above from 3.3.x and got below error

Core attributes available and of course some attributes can be null for
some users,

>From where this check coming cant we disable that check

....
....

2019-07-05 17:10:36,780 - DEBUG
[net.unicon.idp.externalauth.ShibcasAuthServlet:94] - Added attribute
ldapVerifiedIndicator with values true

2019-07-05 17:10:36,780 - DEBUG
[net.unicon.idp.externalauth.ShibcasAuthServlet:94] - Added attribute vuID
with values 3888888

2019-07-05 17:10:36,780 - DEBUG
[net.unicon.idp.externalauth.ShibcasAuthServlet:94] - Added attribute
firstName with values Lalith

2019-07-05 17:10:36,780 - ERROR
[net.unicon.idp.externalauth.ShibcasAuthServlet:88] - Something unexpected
happened

net.shibboleth.utilities.java.support.logic.ConstraintViolationException:
Attribute value cannot be null or empty

        at
net.shibboleth.utilities.java.support.logic.Constraint.isNotEmpty(Constraint.java:209)

2019-07-05 17:11:06,307 - DEBUG
[net.shibboleth.utilities.java.support.security.BasicKeystoreKeyStrategy:363]
- Default key version has not changed, still secret1
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