Fixed possible crash

plugin.yml

@@ -1,6 +1,6 @@
 name: AuctionHouse
 main: shock95x\auctionhouse\AuctionHouse
-version: 1.2.2
+version: 1.2.3
 api: 3.0.0
 author: Shock95x
 softdepend: [EconomyAPI, InvCrashFix]

src/shock95x/auctionhouse/menu/MainMenu.php

@@ -115,7 +115,7 @@ public function __construct(Player $player, Item $item) {
 				}
 
 				public function onRun(int $currentTick) {
-					new ConfirmPurchaseMenu($this->player, $this->item);
+					if($this->player->isOnline()) new ConfirmPurchaseMenu($this->player, $this->item);
 				}
 			}, 10);
 		}

src/shock95x/auctionhouse/menu/admin/AdminMenu.php

@@ -90,7 +90,7 @@ public function __construct(Player $player, Listing $listing) {
 				}
 
 				public function onRun(int $currentTick) {
-					new ManageListingMenu($this->player, $this->listing);
+					if($this->player->isOnline()) new ManageListingMenu($this->player, $this->listing);
 				}
 			}, 10);
 		}

src/shock95x/auctionhouse/menu/player/PlayerListingMenu.php

@@ -80,7 +80,7 @@ public function __construct(Player $player, Item $item) {
 				}
 
 				public function onRun(int $currentTick) {
-					new ConfirmPurchaseMenu($this->player, $this->item);
+					if($this->player->isOnline()) new ConfirmPurchaseMenu($this->player, $this->item);
 				}
 			}, 10);
 		}