When searching the online catalog eBooks normally display in the Location Electronic Access with a Material Type of eBook. Like this: 
However, there is currently an issue with a batch of records and they are display in location error and a Material Type of Printed Material. Like this: 
We are aware of this issue and are working on fixing the records. The links to the eBook still work, so you should not have a problem accessing each of the affected titles. Please, let us know if you have any questions about this issue or other catalog questions.