i have problem with mysqli:
Fatal error: Uncaught Error: Call to a member function bind_param() on bool
This is my PHP file:
$stmt = $conn->prepare("UPDATE characters SET health = ?, maxHP = ?, mana = ?, maxMana = ?, experience = ?, level = ?,
posx = ?, posy = ?, posz = ?, rotation_yaw = ?, equip_head = ?, equip_chest = ?, equip_hands = ?, equip_legs = ?,
equip_feet = ?, r_hand = ?, l_hand = ?, slot1 = ?, slot2 = ?, slot3 = ?, amulet = ?, ring = ?,
hotbar0 = ?, hotbar1 = ?, hotbar2 = ?, hotbar3 = ?, hotbar4 = ?, hotbar5 = ?, hotbar6 = ?, hotbar7 = ?,
hotbar8 = ?, hotbar9 = ?, cap = ?, soul = ?, townID = ?, balance = ?, weapon = ?, skillWeapon = ?, skillMaxWeapon = ?,
distance = ?, skillDistance = ?, skillMaxDistance = ?, magic = ?, skillMagic = ?, skillMaxMagic = ?, shielding = ?,
skillShielding = ?, skillMaxShielding = ?, skullType = ?, skullTime = ?, blessType = ?, loyalityPoints = ?,
preyPoints = ?, prey1 = ?, prey2 = ?, prey3 = ?, prey4 = ?, prey5 = ?, prey6 = ?, prey7 = ?, prey8 = ?, prey9 = ?,
quest1 = ?, quest2 = ?, quest3 = ?, quest4 = ?, quest5 = ?, quest6 = ?, quest7 = ?, quest8 = ?, quest9 = ?, quest10 = ?,
quest11 = ?, quest12 = ?, quest13 = ?, quest14 = ?, quest15 = ?, quest16 = ?, quest17 = ?, quest18 = ?, quest19 = ?, quest20 = ?,
quest21 = ?, quest22 = ?, quest23 = ?, quest24 = ?, quest25 = ?, quest26 = ?, quest27 = ?, quest28 = ?, quest29 = ?, quest30 = ?,
quest31 = ?, quest32 = ?, quest33 = ?, quest34 = ?, quest35 = ?, quest36 = ?, quest37 = ?, quest38 = ?, quest39 = ?, quest40 = ?,
quest41 = ?, quest42 = ?, quest43 = ?, quest44 = ?, quest45 = ?, quest46 = ?, quest47 = ?, quest48 = ?, quest49 = ?, quest50 = ?
WHERE id = ? ");
$stmt->bind_param("iiiiiiiiiissssssssssssiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii",
$health, $maxHP, $mana, $maxMana, $experience, $level, $posx,
$posy, $posz, $yaw, $equip_head, $equip_chest, $equip_hands, $equip_legs, $equip_feet,
$r_hand, $l_hand, $slot1, $slot2, $slot3, $amulet, $ring,
$hotbar0, $hotbar1, $hotbar2, $hotbar3, $hotbar4, $hotbar5, $hotbar6, $hotbar7, $hotbar8, $hotbar9,
$cap, $soul, $townID, $balance, $weapon, $skillWeapon, $skillMaxWeapon, $distance, $skillDistance,
$skillMaxDistance, $magic, $skillMagic, $skillMaxMagic, $shielding, $skillShielding, $skillMaxShielding,
$skullType, $skullTime, $blessType, $loyalityPoints, $preyPoints, $prey1, $prey2, $prey3, $prey4,
$prey5, $prey6, $prey7, $prey8, $prey9,
$quest1, $quest2, $quest3, $quest4, $quest5, $quest6, $quest7, $quest8, $quest9, $quest10,
$quest11, $quest12, $quest13, $quest14, $quest15, $quest16, $quest17, $quest18, $quest19,
$quest20, $quest21, $quest22, $quest23, $quest24, $quest25, $quest26, $quest27, $quest28,
$quest29, $quest30, $quest31, $quest32, $quest33, $quest34, $quest35, $quest36, $quest37,
$quest38, $quest39, $quest40, $quest41, $quest42, $quest43, $quest44, $quest45, $quest46,
$quest47, $quest48, $quest49, $quest50, $charid );
