Updated test environment to 14202, now getting "Internal Error" on every page

Updated test environment to 14202, now getting "Internal Error" on every page

As the title states, I updated our test environment to 14202 yesterday. Everything seemed fine yesterday. Now today when I sign in, I get an "Internal error" popup on any page I visit. What looks like the relevant bit from the logs is:

[08:17:03:590]|[05-10-2023]|[com.manageengine.sdpod.v3api.JSONDOConverter]|[SEVERE]|[123]: null| 
java.lang.NullPointerException
at com.manageengine.sdpod.v3api.utils.UserAPIUtil.getUserPartialData(UserAPIUtil.java:1462)
at com.manageengine.sdpod.v3api.handlerimpl.UserHandler.getPartialData(UserHandler.java:129)
at com.manageengine.sdpod.v3api.utils.APIFrameworkUtil.getRefEntityPartialData(APIFrameworkUtil.java:231)
at com.manageengine.sdpod.v3api.entity.FieldType$10.getValueToDisplay(FieldType.java:238)
at com.manageengine.sdpod.v3api.handler.EntityTransformer.getTransformedValue(EntityTransformer.java:70)
at com.manageengine.sdpod.v3api.transformer.WorkOrderTransformer.getTransformedValue(WorkOrderTransformer.java:609)
at com.manageengine.sdpod.v3api.handler.EntityTransformer.putInJSONObject(EntityTransformer.java:117)
at com.manageengine.sdpod.v3api.transformer.DefaultEntityTransformer.putInJSONObject(DefaultEntityTransformer.java:302)
at com.manageengine.sdpod.v3api.JSONDOConverter.fillData(JSONDOConverter.java:1421)
at com.manageengine.sdpod.v3api.JSONDOConverter.converToJSONArray(JSONDOConverter.java:1363)
at com.manageengine.sdpod.v3api.handlerimpl.PreDefaultEntityHandler.converToJSONArray(PreDefaultEntityHandler.java:2186)
at com.manageengine.sdpod.v3api.handlerimpl.WorkOrderHandler.converToJSONArray(WorkOrderHandler.java:3252)
at com.manageengine.sdpod.v3api.handlerimpl.PreDefaultEntityHandler.getList(PreDefaultEntityHandler.java:1430)
at com.manageengine.sdpod.v3api.handlerimpl.WorkOrderHandler.getList(WorkOrderHandler.java:1782)
at com.manageengine.sdpod.v3api.handler.AbstractEntityHandler.handleAPICall(AbstractEntityHandler.java:149)
at com.manageengine.servicedesk.sdpapi.v2.servlet.SDPAPIV2Servlet.handleCall(SDPAPIV2Servlet.java:316)
at com.manageengine.servicedesk.sdpapi.v2.servlet.SDPAPIV2Servlet.doOperation(SDPAPIV2Servlet.java:218)
at com.manageengine.servicedesk.sdpapi.v2.servlet.SDPAPIV2Servlet.doGet(SDPAPIV2Servlet.java:95)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:655)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:227)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.manageengine.servicedesk.common.filter.ResetThreadLocal.doFilter(ResetThreadLocal.java:26)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.adventnet.servicedesk.filter.EncodingFilter.doFilter(EncodingFilter.java:264)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.adventnet.iam.security.SecurityFilter.doFilter(SecurityFilter.java:419)
at com.manageengine.servicedesk.filter.SdpSecurityFilter.doFilter(SdpSecurityFilter.java:231)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.adventnet.servicedesk.filter.RememberMe.doFilter(RememberMe.java:190)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.adventnet.filters.ParamFilter.doFilter(ParamFilter.java:30)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.adventnet.authentication.filter.AssociateCredential.doFilter(AssociateCredential.java:122)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.manageengine.mdh.MDHFilter.doFilter(MDHFilter.java:305)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at com.manageengine.mdh.MDHThreadLocalFilter.doFilter(MDHThreadLocalFilter.java:40)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:350)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:197)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:659)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
at org.apache.catalina.authenticator.SingleSignOn.invoke(SingleSignOn.java:312)
at com.manageengine.servicedesk.valves.MethodFilterValve.invoke(MethodFilterValve.java:73)
at org.apache.catalina.valves.StuckThreadDetectionValve.invoke(StuckThreadDetectionValve.java:206)
at com.manageengine.servicedesk.valves.SDPStuckThreadDetectionValve.invoke(SDPStuckThreadDetectionValve.java:103)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:687)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:382)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:895)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1722)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:748)
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