cannot pickup some dorpped items and found NullReferenceException in the log

[pinellia-gg]

Installed Mods
RiskofThunder-BepInEx_GUI-3.0.2
RiskofThunder-FixPluginTypesSerialization-1.0.3
RiskofThunder-RoR2BepInExPack-1.10.0
bbepis-BepInExPack-5.4.2113
RiskofThunder-HookGenPatcher-1.2.3
RiskofThunder-R2API_Core-5.0.11
RiskofThunder-R2API_Skins-1.0.0
RiskofThunder-R2API_Addressables-1.0.3
RiskofThunder-R2API_SceneAsset-1.1.1
RiskofThunder-R2API_Elites-1.0.3
RiskofThunder-R2API_Items-1.0.3
RiskofThunder-R2API_Loadout-1.0.2
RiskofThunder-R2API_Prefab-1.0.3
RiskofThunder-R2API_Sound-1.0.2
RiskofThunder-R2API_TempVisualEffect-1.0.2
RiskofThunder-R2API_Unlockable-1.0.2
RiskofThunder-R2API_Director-2.1.0
RiskofThunder-R2API_ArtifactCode-1.0.1
RiskofThunder-R2API_CommandHelper-1.0.1
RiskofThunder-R2API_Deployable-1.0.1
RiskofThunder-R2API_Dot-1.0.1
RiskofThunder-R2API_Language-1.0.1
RiskofThunder-R2API_LobbyConfig-1.0.1
RiskofThunder-R2API_Orb-1.0.1
RiskofThunder-R2API_Difficulty-1.1.2
RiskofThunder-R2API_DamageType-1.0.4
RiskofThunder-R2API_RecalculateStats-1.2.0
RiskofThunder-R2API_Networking-1.0.2
RiskofThunder-R2API_ContentManagement-1.0.3
tristanmcpherson-R2API-5.0.5
DekuDesu-MiniMapMod-3.3.2
frostycpu-UnmoddedVersion-1.0.1
Faustvii-QoLChests-1.1.8
XoXFaby-BetterUI-2.8.4
MightyWolf_-ItemScorePlus-1.1.2
Moffein-ItemStats-1.3.1
TheRealElysium-EmptyChestsBeGone-1.1.1
FunkFrog-and-Sipondo-ShareSuite-2.8.1
Constant-ine-PauseInMultiplayer-1.0.9
MagnusMagnuson-ShrineOfDio-1.6.1
Evaisa-FallenFriends-6.0.1
JohnEdwa-RTAutoSprintEx-2.1.2
dan8991iel-LunarCoinShareOnPickup-4.2.1

Describe the bug
these days I played with my friends ,but sometimes they cannot pickup some dropped items ,maybe equipment items or lunar items. So I checked the mod log and found the exception.

actually I don't konw if this exception is related to my issue or not , or just conflict with my other installed mods.

hope someone could help to check it , thanks !

[Info   : Unity Log] <style=cIsDamage>xxx已发现：3D打印机 (强力万能药)（<nobr><color=#FFFFFF>1件物品</color></nobr>）。</style>
[Info   : Unity Log] Position not free or not found.
[Error  : Unity Log] NullReferenceException: Object reference not set to an instance of an object
Stack trace:
ShareSuite.MoneySharingHooks.OnShopPurchase (On.RoR2.PurchaseInteraction+orig_OnInteractionBegin orig, RoR2.PurchaseInteraction self, RoR2.Interactor activator) (at <3e90738a2f0845568280fedb7b5d9c2a>:IL_00E9)
DMD<>?-84309504.Hook<RoR2.PurchaseInteraction::OnInteractionBegin>?-179859712 (RoR2.PurchaseInteraction , RoR2.Interactor ) (at <1636c6b35a1e436d9ebd9e2c374aefc5>:IL_000A)
DMD<>?-84309504.Trampoline<RoR2.PurchaseInteraction::OnInteractionBegin>?-348203008 (RoR2.PurchaseInteraction , RoR2.Interactor ) (at <f5915b2a07394974aa6385d0dd32f0d2>:IL_0020)
ShareSuite.ItemSharingHooks.OnShopPurchase (On.RoR2.PurchaseInteraction+orig_OnInteractionBegin orig, RoR2.PurchaseInteraction self, RoR2.Interactor activator) (at <3e90738a2f0845568280fedb7b5d9c2a>:IL_01B3)
DMD<>?-84309504.Hook<RoR2.PurchaseInteraction::OnInteractionBegin>?-2057346816 (RoR2.PurchaseInteraction , RoR2.Interactor ) (at <c4c290c6ff144903874e5247fd809c8a>:IL_000A)
RoR2.Interactor.PerformInteraction (UnityEngine.GameObject interactableObject) (at <1d532be543be416b9db3594e4b62447d>:IL_0041)
RoR2.Interactor.CmdInteract (UnityEngine.GameObject interactableObject) (at <1d532be543be416b9db3594e4b62447d>:IL_0000)
RoR2.Interactor.InvokeCmdCmdInteract (UnityEngine.Networking.NetworkBehaviour obj, UnityEngine.Networking.NetworkReader reader) (at <1d532be543be416b9db3594e4b62447d>:IL_0022)
UnityEngine.Networking.NetworkIdentity.HandleCommand (System.Int32 cmdHash, UnityEngine.Networking.NetworkReader reader) (at <2a7d59f3977e436480000365e023da3e>:IL_0116)
UnityEngine.Networking.NetworkServer.OnCommandMessage (UnityEngine.Networking.NetworkMessage netMsg) (at <2a7d59f3977e436480000365e023da3e>:IL_0151)
UnityEngine.Networking.NetworkConnection.HandleReader (UnityEngine.Networking.NetworkReader reader, System.Int32 receivedSize, System.Int32 channelId) (at <2a7d59f3977e436480000365e023da3e>:IL_012D)
UnityEngine.Networking.NetworkConnection.HandleBytes (System.Byte[] buffer, System.Int32 receivedSize, System.Int32 channelId) (at <2a7d59f3977e436480000365e023da3e>:IL_0007)
UnityEngine.Networking.NetworkConnection.TransportReceive (System.Byte[] bytes, System.Int32 numBytes, System.Int32 channelId) (at <2a7d59f3977e436480000365e023da3e>:IL_0000)
RoR2.Networking.SteamNetworkConnection.TransportReceive (System.Byte[] bytes, System.Int32 numBytes, System.Int32 channelId) (at <1d532be543be416b9db3594e4b62447d>:IL_0019)
RoR2.Networking.NetworkManagerSystemSteam.OnP2PData (Facepunch.Steamworks.BaseSteamworks receiver, CSteamID senderSteamId, System.Byte[] data, System.Int32 dataLength, System.Int32 channel) (at <1d532be543be416b9db3594e4b62447d>:IL_0044)
RoR2.Networking.NetworkManagerSystemSteam.OnSteamClientP2PData (System.UInt64 senderSteamId, System.Byte[] data, System.Int32 dataLength, System.Int32 channel) (at <1d532be543be416b9db3594e4b62447d>:IL_000C)
Facepunch.Steamworks.Networking.ReadP2PPacket (System.Int32 channel) (at <0ca17294c1634ce4acda47c711e5ecf1>:IL_0082)
Facepunch.Steamworks.Networking.Update () (at <0ca17294c1634ce4acda47c711e5ecf1>:IL_0054)
Facepunch.Steamworks.BaseSteamworks.Update () (at <0ca17294c1634ce4acda47c711e5ecf1>:IL_0006)
Facepunch.Steamworks.Client.Update () (at <0ca17294c1634ce4acda47c711e5ecf1>:IL_0025)
RoR2.SteamworksClientManager.Update () (at <1d532be543be416b9db3594e4b62447d>:IL_0006)
RoR2.RoR2Application.Update () (at <1d532be543be416b9db3594e4b62447d>:IL_005F)

[Info   : Unity Log] Scripted Combat Encounter: currentBoostHpCoefficient=5.508266, currentBoostDamageCoefficient=1.181683
[Info   : Unity Log] Ping target GenericPickup(Clone) (UnityEngine.GameObject)

To Reproduce
Steps to reproduce the behavior:
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Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
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Config File

## Settings file was created by plugin ShareSuite v2.8.1
## Plugin GUID: com.funkfrog_sipondo.sharesuite

[Balance]

## Changes the way shared equipment handles blacklisted equipment. If true, blacklisted equipment will be dropped on the ground once a new equipment is shared. If false, blacklisted equipment is left untouched when new equipment is shared.
# Setting type: Boolean
# Default value: false
DropBlacklistedEquipmentOnShare = false

## When enabled each player (except the player who picked up the item) will get a randomized item of the same rarity.
# Setting type: Boolean
# Default value: false
RandomizeSharedPickups = false

## Toggles randomizing Lunar items in RandomizeSharedPickups mode.
# Setting type: Boolean
# Default value: true
LunarItemsRandomized = true

## Toggles randomizing Boss items in RandomizeSharedPickups mode.
# Setting type: Boolean
# Default value: false
BossItemsRandomized = false

## Toggles randomizing Void items in RandomizeSharedPickups mode.
# Setting type: Boolean
# Default value: false
VoidItemsRandomized = false

## Toggles 3D printer and Cauldron item dupe fix by giving the item directly instead of dropping it on the ground.
# Setting type: Boolean
# Default value: true
PrinterCauldronFix = true

## Toggles whether or not dead players should get copies of picked up items.
# Setting type: Boolean
# Default value: false
DeadPlayersGetItems = true

## Toggles override of the scalar of interactables (chests, shrines, etc) that spawn in the world to your configured credit.
# Setting type: Boolean
# Default value: true
OverridePlayerScaling = true

## If player scaling via this mod is enabled, the amount of players the game should think are playing in terms of chest spawns.
# Setting type: Double
# Default value: 1
InteractablesCredit = 1

## If player scaling via this mod is enabled, the offset from base scaling for interactables credit (e.g. 100 would add 100 interactables credit (not 100 interactables), can also be negative).
# Setting type: Int32
# Default value: 0
InteractablesOffset = 0

## Toggles override of the scalar of boss loot drops to your configured balance.
# Setting type: Boolean
# Default value: true
OverrideBossLootScaling = true

## Specifies the amount of boss items dropped when the boss drop override is true.
# Setting type: Int32
# Default value: 1
BossLootCredit = 1

## Toggles override of the scalar of Void Field loot drops to your configured balance.
# Setting type: Boolean
# Default value: true
OverrideVoidLootScaling = true

## Toggles override of the scalar of Simulacrum loot drops to your configured balance.
# Setting type: Boolean
# Default value: true
OverrideSimulacrumLootScaling = true

## Specifies the amount of items dropped from completed Void Fields when the Void Field scaling override is true.
# Setting type: Int32
# Default value: 1
VoidFieldLootCredit = 1

## Specifies the amount of items dropped after each Simulacrum round when the Simulacrum scaling override is true.
# Setting type: Int32
# Default value: 1
SimulacrumLootCredit = 1

## Toggles the reduction in sacrifice loot drops to be balanced with shared items enabled.
# Setting type: Boolean
# Default value: true
SacrificeFixEnabled = true

[Debug]

## Forces ShareSuite to think that the game is running in a multiplayer instance.
# Setting type: Boolean
# Default value: false
OverrideMultiplayerCheck = false

## Keeps track of the last mod version that sent you a message. Prevents spam, don't touch.
# Setting type: String
# Default value: none
LastMessageSent = 2.8

[Settings]

## Toggles whether or not the mod is enabled. If turned off while in-game, it will unhook everything and reset the game to it's default behaviors.
# Setting type: Boolean
# Default value: true
ModEnabled = true

## Toggles money sharing between teammates. Every player gains money together and spends it from one central pool of money.
# Setting type: Boolean
# Default value: true
MoneyShared = true

## Toggles item sharing for common (white color) items.
# Setting type: Boolean
# Default value: true
WhiteItemsShared = true

## Toggles item sharing for rare (green color) items.
# Setting type: Boolean
# Default value: true
GreenItemsShared = true

## Toggles item sharing for legendary (red color) items.
# Setting type: Boolean
# Default value: true
RedItemsShared = true

## Toggles item sharing for equipment.
# Setting type: Boolean
# Default value: false
EquipmentShared = false

## Toggles item sharing for Lunar (blue color) items.
# Setting type: Boolean
# Default value: false
LunarItemsShared = false

## Toggles item sharing for boss (yellow color) items.
# Setting type: Boolean
# Default value: true
BossItemsShared = true

## Toggles item sharing for void (purple/corrupted) items.
# Setting type: Boolean
# Default value: false
VoidItemsShared = false

## Toggles detailed item pickup messages with information on who picked the item up and who all received the item.
# Setting type: Boolean
# Default value: true
RichMessagesEnabled = true

## Toggles the money scalar, set MoneyScalar to an amount to fine-tune the amount of gold you recieve.
# Setting type: Boolean
# Default value: false
MoneyScalarEnabled = false

## Modifies player count used in calculations of gold earned when money sharing is on.
# Setting type: Double
# Default value: 1
MoneyScalar = 1

## Items (by internal name) that you do not want to share, comma separated. Please find the item "Code Names" at: https://github.com/risk-of-thunder/R2Wiki/wiki/Item-&-Equipment-IDs-and-Names
# Setting type: String
# Default value: BeetleGland,TreasureCache,TitanGoldDuringTP,TPHealingNova,ArtifactKey,FreeChest,RoboBallBuddy,MinorConstructOnKill
ItemBlacklist = BeetleGland,TreasureCache,TitanGoldDuringTP,TPHealingNova,ArtifactKey,FreeChest,RoboBallBuddy,MinorConstructOnKill

## Equipment (by internal name) that you do not want to share, comma separated. Please find the "Code Names"s at: https://github.com/risk-of-thunder/R2Wiki/wiki/Item-&-Equipment-IDs-and-Names
# Setting type: String
# Default value: 
EquipmentBlacklist = 

## The identifier for network message for this mod. Must be unique across all mods.
# Setting type: Int16
# Default value: 1021
NetworkMessageType = 1021

Additional context
Add any other context about the problem here.