We will likely be hearing more about this in 2019. 

Quoting from the highlighted embedded link below:   

"The California Department of Motor Vehicles on Wednesday said it has discovered it sent the Secretary of State’s Office 23,000 erroneous voter registrations.

The agency said the errors occurred within the state’s Motor Voter program — which allows eligible applicants getting a driver license to be automatically registered to vote.

https://www.sacbee.com/article217891745.html

California DMV director steps down as agency struggles with Real ID, Motor Voter

"During Shiomoto’s tenure, the department struggled to implement new laws, including the state’s Motor Voter program — which launched earlier this year to automatically register people to vote when they visit the DMV. The department announced in September that it had  improperly registered thousands of Californians  through the program.

The DMV has also faced increased challenges with issuing federally-mandated Real ID cards, which are required by Oct. 1, 2020 for people who want to board airplanes and enter other federal facilities without a passport. The agency cited  Real ID as a major cause of  rising wait times this summer.

Shiomoto began to make improvements,  pushing the agency  to meet “an ambitious goal” she imposed to reduce wait times.

But Secretary of State Alex Padilla said last week that Shiomoto had “lost my confidence and trust” and called on Brown and Gov.-elect Gavin Newsom to “promptly appoint new leadership at the DMV.” ......."

https://www.sacbee.com/news/politics-government/capitol-alert/article223130970.html?fbclid=IwAR1LWcm9Pa9MtAiFmV-xppYOAn1T1B6x6McgmxJbzKKrORQ9ej2U8CyfV0s