It takes two to tango. If you both are going through the Summary Dissolution process, meaning that both of you have been legally served and have answered or defaulted, one party can not just stop the proceeding without the other having a say.
If he "stops", the process is still moving and he is liable to be defaulted into having the case settled without him. If h is going to contest the divorce, then the summary dissolution is simply turned into a contested divorce. If he had answered previously the case just continues with some new paperwork requirements and . You should not have to "start" over again, but there is just not enough information here.
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