I was doing some testing and I removed a mod and all of the sudden I couldn't load my saves. OB loads to the menu and after I choose LOAD and select the save the loading screen come up. Then part way through it CTDs! No matter what save I try, same result.
So I re-enabled to mod and rebuilt the patch. Still couldn't load my saves. So I went back and resynchronized all mods to the state of a previous working savegame and rebuilt patch. Still couldn't load my save.
Using the saves tab in WB, I can see that every mod is blue to indicate sync.
Spoiler
Active Mod Files:00 Oblivion.esm01 underdark.esm02 Jog_X_Mod.esm03 You Are Here.esm04 All Natural Base.esm [Version 1.2.1]05 Cobl Main.esm [Version 1.72]06 Oscuro's_Oblivion_Overhaul.esm [Version 1.34]07 Mart's Monster Mod.esm [Version 3.7b3p3]08 Mart's Monster Mod for OOO.esm [Version 0.9.9MB3]09 TamrielTravellers.esm [Version 1.39c]0A Armamentarium.esm [Version 1.35]0B Artifacts.esm [Version 1.1]0C Progress.esm [Version 2.2]** Essential_Merchants.esp0D TRoN.esp0E Unofficial Oblivion Patch.esp [Version 3.3.4]0F Oblivion Citadel Door Fix.esp10 DLCShiveringIsles.esp11 Unofficial Shivering Isles Patch.esp [Version 1.4.1]12 SM Plugin Refurbish - SI.esp [Version 1.30]13 All Natural.esp [Version 1.2]14 All Natural - SI.esp [Version 1.2.1]15 Immersive Interiors.esp [Version 0.7]++ No wind.esp++ phinix-waterfix.esp++ Symphony of Violence.esp16 AmbientTownSounds.esp17 MIS Low Wind.esp18 MIS New Sounds Optional Part.esp19 All Natural - Real Lights.esp [Version 1.2.1]1A WindowLightingSystem.esp1B 300_Lore_Dialogue_Updated.esp1C AliveWaters.esp1D AliveWaters - Slaughterfish Addon.esp1E Book Jackets Oblivion.esp1F FlyingCameraMod.esp [Version 1.3]20 ClocksOfCyrodiil_BC_OBC_OC_OCLR_Vanilla.esp21 Days&Months.esp22 diversegrasses.esp23 ImprovedSigns.esp++ Item interchange - Extraction.esp [Version 0.76]24 Luchaire's Neck Seam Concealer.esp25 P1DmenuEscape.esp26 P1DseeYouSleep.esp27 P-Froggys Corpse Carry EV.esp28 P-Froggys Wall Climbing EV.esp29 RAEVWD Cities.esp [Version 1.9.1]2A RAEVWD Imperial City.esp [Version 1.9.1]2B Resurrect book.esp2C PTRoamingNPCs.esp2D Oblivion Graphics Extender Support.esp [Version 0.2]2E Streamline 3.1.esp2F Map Marker Overhaul.esp [Version 3.8]30 Map Marker Overhaul - SI additions.esp [Version 3.5]31 Enhanced Hotkeys.esp [Version 2.1.1]32 FastEquipping.esp33 DLCSpellTomes.esp++ DLCSpellTomes - Unofficial Patch.esp [Version 1.0.1]++ MaleBodyReplacerV4.esp34 Adonnays Elven Weaponry.esp35 Crossbows of Cyrodiil.esp36 Colourwheels sixy Lingerie HGEC.esp++ FineWeapons.esp37 TTB.esp38 Thieves Arsenal.esp++ Thieves_Arsenal_Patch_033010.esp39 Armamentium female.esp3A R18PN - Lingeries.esp3B Mounted_Spellcasting.esp3C kuerteeHorseCommands.esp3D MELF_HorseSanity.esp3E DLCThievesDen.esp3F DLCThievesDen - Unofficial Patch.esp [Version 1.0.8]40 SM Plugin Refurbish - ThievesDen.esp [Version 1.30]41 Cobl Glue.esp [Version 1.72]42 Cobl Si.esp [Version 1.63]43 Oscuro's_Oblivion_Overhaul.esp [Version 1.34]44 OOO-Map_Markers_Stock.esp [Version 1.33]45 Alluring Potion Bottles v3.esp++ ArmamentariumLLVendors.esp [Version 1.35]46 ArmamentariumArtifacts.esp [Version 1.35]47 OOO 1.32-Cobl.esp [Version 1.72]48 Mart's Monster Mod for OOO.esp [Version 0.9.9MB3]++ Mart's Monster Mod - Shivering Isles.esp [Version 3.7b3p3]49 Mart's Monster Mod - Additional Enemy NPC Vars.esp [Version 3.7b3p3]4A Mart's Monster Mod - Hunting & Crafting.esp [Version 3.7b3p3]++ Mart's Monster Mod - No Blood.esp [Version 3.7b3p3]++ Mart's Monster Mod - No Adventurers.esp [Version 3.7b3p3]4B Mart's Monster Mod - More Wilderness Life No Gates.esp [Version 3.7b3p3]4C Mart's Monster Mod - Extra Wounding.esp [Version 3.7b3p3]++ Mart's Monster Mod - Friendlier Factions OOO.esp [Version 3.7b3p3]4D Mart's Monster Mod - Farm Animals.esp [Version 3.7b3p3]4E Mart's Monster Mod - Diverse WaterLife.esp [Version 3.7b3p3f]++ Mart's Monster Mod - Slof Horses Complete.esp [Version 3.7b3p3]4F TamrielTravellers4OOO.esp [Version 1.39c]50 TamrielTravellersItemsCobl.esp [Version 1.39c]51 ShiveringIsleTravellers.esp [Version 1.39c]++ ShiveringIsleTravellersFriendlyFactions4MMM.esp [Version 1.39c]++ ArmamentariumLL4OOO.esp [Version 2.01]++ ArmamentariumLLMagicOOO.esp [Version 1.35]++ MMM-Cobl.esp [Version 1.69]52 EVE_StockEquipmentReplacer4FCOM.esp53 adTH-druidsdomain.esp54 advlt_BookStore.esp55 AleswellHomeQuest.esp56 Artifacts.esp [Version 1.1]57 ArtifactsFemaleArmor.esp++ Artifacts - ArmaCompleteAddon.esp [Version 1.0]58 Bonds Firebird V01.esp59 Clamshell_Cottage_v1.5_COBL.esp5A FishermansCottage.esp5B Gianna.esp5C JSRandomTasks.esp [Version 1.1a]5D MountainShackR121.esp5E Players with Jobs.esp5F Sewer_Mansion.esp60 Side's Sailing Ships.esp [Version 0.93.5]++ Side's Sailing Ships (COBL).esp [Version 1.2]61 StopDarkBrotherhood.esp62 thievery.esp63 To Feed an Empire - Wickmere Farm.esp64 Apachii_Goddess_Store.esp65 WeaponsOfTheNine.esp [Version 2.2]66 WhiteRoseRiverFarm.esp67 Knights.esp68 Knights - Unofficial Patch.esp [Version 1.1]** EVE_KnightsoftheNine.esp++ SM Plugin Refurbish - Knights.esp [Version 1.06]69 Knights - Cobl.esp [Version 1.0]++ Mart's Monster Mod for OOO - Knights .esp [Version 0.9.9MB3]6A AFK_Weye.esp [Version 2.1.COBL]6B Shadowcrest_Vineyard_COBL.esp6C BrewHouse.esp [Version 1.5.2]6D ElsweyrAnequina.esp6E road+bridges.esp [Version 4.6]6F NRB4+Vineyard Patch.esp70 Faregyl.esp [Version 2.0]71 Faregyl+Anequina Patch.esp [Version 2.0]72 Millstone_Farm_COBL.esp73 Harvest [Flora].esp [Version 3.0.0]++ Harvest [Flora] - Shivering Isles.esp [Version 3.0.0]++ 100% Harvest Chance.esp74 My Pitchable_Tent_Remix_NP.esp [Version 1.0]75 DecoratorAssistant with OBSE v1.1.esp76 DS Portable Sorters.esp [Version 1.3]77 DS Storage Sacks.esp [Version 1.3]++ Essential_Trainers-8374.esp++ more books teach.esp78 PersuasionOverhaul.esp [Version 1.43]++ PersuasionOverhaul_OOO.esp [Version 1.2]79 sixlivion.esp7A nvde Spell.esp7B StackableEquipment.esp7C Quest Award Leveller.esp++ Quest Award Leveller - Knights of the Nine.esp7D Encumbrance200.esp7E RealisticForceMed+MagicForceLow Merged.esp7F Gather Ye Rosebuds.esp80 KT_DetectHostility.esp81 SetEssentialActors.esp82 TeachSpell.esp83 RefScope.esp84 SetBody.esp85 MidasSpells.esp86 MidasSpellTomes.esp87 RshAlchemy.esp88 Cheydinhal for Thieves.esp89 attack and hide easier v2.0.esp8A Stealth Entrances v1.esp8B RenGuardOverhaul.esp8C sycHearNoEvil.esp [Version 1.0]8D Enhanced Grabbing.esp [Version 0.5]8E SM Hand Combat.esp [Version 1.0]8F nGCD.esp90 nGCD Oghma Infinium.esp91 ExperienceTraining1.1(nGCD).esp92 Progress Addons Merged.esp [Version 2.0]93 FastTravelAllowed.esp++ Item interchange - Option, Ingredients in Bulk.esp [Version 0.76]++ EVE_KhajiitFix.esp94 Nec_Mystic_High_Dark_Elf-Remake-Merge.esp [Version 1.0]95 CuteElf11.esp [Version 1.3.5]96 Elves Of Lineage II.esp97 IDKRRR_C_race.esp98 Energy - Beautiful Elves.esp99 Chocolate Elves.esp++ Chocolate Elves RBP.esp9A DS Companion Wardrobe Manager.esp [Version 0.9]9B Saerileth.esp9C Nec-Elf_Kaleah.esp [Version 1.0]9D bgBalancingEVCore.esp [Version 10.52EV-D]++ TamrielTravellers Cosmetics Cobl or RBP.esp9E bgMagicEV.esp [Version 1.7EV]++ bgMagicSpellTomes_for_WryeBash.esp [Version 1.68EV]++ bgMagicItemSigil.esp [Version 1.68EV]++ bgMagicEVStartspells.esp [Version 1.68EV]9F bgMagicBonus.esp [Version 1.7EV]++ bgMagicEVAddEnVar.esp [Version 1.68EV]A0 bgMagicEVPaperChase.esp [Version 1.68EV]A1 bgMagicPotionNumberSoulGemValue.esp [Version 1.68UV]++ bgBalancingEVOptionalClasses.esp [Version 9.0EV-U]++ bgBalancingEVOptionalMoreEyes.esp [Version 10]** bgBalancingEVOptionalNPCDiversity, Beautification.esp [Version 10.0EV-D]A2 bgBalancingEVLAMEAddition.esp [Version 10.51EV-D]++ bgBalancingEVLAMEGlue.esp [Version 10.0EV-D1.62EV]++ bgBalancingEVOptionalSeamReducerHighElfFix.esp [Version 10.0EV-D]A3 bgIntegrationEV.esp [Version 0.993]** [GFX]_Initial_Glow-all.esp** bgMagicEVShader.esp [Version 1.7EV]A4 bgMagicLightningbolt.espA5 MiniMap.espA6 Vacuity.esp [Version 0.2]A7 UnderdarkSaga.espA8 Companion Compatibility.esp++ moremerchantmoneyv1.1.espA9 Simple Mods Merged 1.espAA Fence Blackie Tower Island Shack.espAB sgsTreeHome.esp++ SYS Patch-Side's Sailing Ships.esp++ Cobl Filter Late MERGE ONLY.esp [Version 1.53]** All Natural - Indoor Weather Filter For Mods.esp [Version 1.2]AC Bashed Patch, 0.esp
Maybe it's something in the bash patch?