[StratCon 49.1 #388] Pending Battles disapear

[cam-smith]

MekHQ nightly 49.1-Snapshot Build #388
Windows 10 64bit
openjdk 16.0.1 2021-04-20
OpenJDK Runtime Environment AdoptOpenJDK-16.0.1+9 (build 16.0.1+9)
OpenJDK 64-Bit Server VM AdoptOpenJDK-16.0.1+9 (build 16.0.1+9, mixed mode, sharing)

Pending Battles dissapear after advancing to week of battle.

Steps to replicate:
Open Save, and advance day to Feb 12, 3050

mekhqlog.txt
logs say:
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: Cannot invoke "java.time.chrono.ChronoLocalDate.toEpochDay()" because "other" is null
at java.base/java.time.chrono.ChronoLocalDate.compareTo(ChronoLocalDate.java:707)
at java.base/java.time.LocalDate.compareTo(LocalDate.java:2019)
at java.base/java.time.LocalDate.compareTo(LocalDate.java:139)
at java.base/java.util.Comparator.lambda$comparing$77a9974f$1(Comparator.java:469)
at java.base/java.util.TimSort.countRunAndMakeAscending(TimSort.java:355)
at java.base/java.util.TimSort.sort(TimSort.java:220)
at java.base/java.util.Arrays.sort(Arrays.java:1306)
at java.base/java.util.ArrayList.sort(ArrayList.java:1721)
at mekhq.campaign.mission.atb.AtBScenarioFactory.createScenariosForNewWeek(AtBScenarioFactory.java:319)
at mekhq.campaign.Campaign.processNewDayATBScenarios(Campaign.java:3045)
at mekhq.campaign.Campaign.processNewDayATB(Campaign.java:3198)
at mekhq.campaign.Campaign.newDay(Campaign.java:3454)
at mekhq.campaign.CampaignController.advanceDay(CampaignController.java:82)
at mekhq.gui.CampaignGUI.lambda$initTopButtons$37(CampaignGUI.java:1086)

Autosave-2-My Campaign-30500210.cpnx.gz