Ok, I copy what you did in a new custom Sheet and it worked but when I tried to reproduce the same result in my original sheet I keep failing to get a number. And I honestly don't know the reason, I'll copy the entire code so if anyone can see what's wrong they can tell what it is so I don't keep making the same mistake. <!-- all sheet code here --> </div> <div> <button type="action" name="act_character" >Character</button> <button type="action" name="act_journal" >Journal</button> <button type="action" name="act_configuration" >Configuration</button> </div> <input type='hidden' class='sheet-tabstoggle' name='attr_sheetTab' value='character' /> <div class='sheet-character'> <h2>Character</h2> <span>character Stuff Goes here </span> </div> <div class='sheet-journal'> <h2>Journal/Notes</h2> <span>Journal/Notes Stuff Goes here</span> </div> <div class='sheet-config'> <h2>Config/Settings</h2> <span>Sheet Config/Settings goes here</span> </div> <!--Hoja de Personaje--> <div class="container"> <div class="col"> <div class="col"><label>Nombre</label><input type="text" name="attr_character_name"/></div> <div class="col"><label>Raza</label><select id="raza1" onchange="razap(this);"> <option value="Humano">Humano</option> <option value="Elfo">Elfo</option> </select></div> <div class="col"><label>Raza Agregada</label><select id="raza2" onchange="razap2(this);"> <option value="Humano">Humano</option> <option value="Elfo">Elfo</option> </select></div> <div class="col"> <div class="col"><label>Altura</label><input type="option" name="attr_character_name" /></div> <div class="col"><label>Peso</label><input type="text" name="attr_raza1" /></div> <div class="col"><label>Sexo</label><input type="text" name="attr_raza2" /></div> <div class="col"><label>Ojos</label><input type="text" name="attr_raza2" /></div> <div class="col"><label>Cabellos</label><input type="text" name="attr_raza2" /></div> </div> <div class="row"> <div class="col"><label>EXP:</label><input type="number" name="attr_xp" /></div> <div class="col"><label>PH:</label><input type="number" name="attr_ph" /></div> </div> <H1>Estadisticas</H1> <div class="stats section"> <div class="stat-block flex-center"> <label>Fuerza</label> <input name="attr_fuerza" type="number" value=""> <span name="attr_fuerza"></span> <button name="roll_fuerza" type="roll" value="&{template:default} {{name=fuerza}} {{Result=[[(@{fuerza}d10)]]}}"></button> </div> <div class="stat-block flex-center"> <label>Destreza</label> <input name="attr_destreza" type="number" value="0"> <span name="attr_destreza"></span> <button name="roll_destreza" type="roll" value="&{template:default} {{name=destreza}} {{Result=[[(@{destreza}d10)]]}}"></button> </div> <div class="stat-block flex-center"> <label>Constitución</label> <input name="attr_constitucion" type="number" value=""> <span name="attr_constitucion"></span> <button name="roll_constitucion" type="roll" value="&{template:default} {{name=constitucion}} {{Result=[[(@{constitucion}d10)]]}}"></button> </div> <div class="stat-block flex-center"> <label>Entendimiento</label> <input name="attr_entendimiento" type="number" value=""> <span name="attr_entendimiento"></span> <button name="roll_entendimiento" type="roll" value="&{template:default} {{name=entendimiento}} {{Result=[[(@{entendimiento}d10)]]}}"></button> </div> <div class="stat-block flex-center"> <label>Fe</label> <input name="attr_fe" type="number" value=""> <span name="attr_fe"></span> <button name="roll_fe" type="roll" value="&{template:default} {{name=fe}} {{Result=[[(@{fe}d10)]]}}"></button> </div> <div class="stat-block flex-center"> <label>Bravura</label> <input name="attr_bravura" type="number" value=""> <span name="attr_bravura"></span> <button name="roll_bravura" type="roll" value="&{template:default} {{name=bravura}} {{Result=[[(@{bravura}d10)]]}}"></button> </div> <div class="stat-block flex-center"> <label>Carisma</label> <input name="attr_carisma" type="number" value=""> <span name="attr_carisma"></span> <button name="roll_carisma" type="roll" value="&{template:default} {{name=carisma}} {{Result=[[(@{carisma}d10)]]}}"></button> </div> </div> <div class="abilities section"> <div class="stat-block flex-center"> <label>Academisismo</label> <input name="attr_academisismo" type="number" value=""> <span name="attr_academisismo"></span> <button name="roll_academisismo" type="roll" value="&{template:default} {{name=academisismo}} {{Result=[[(@{academisismo}+@{entendimiento})d10k@{academisismo}!!]]}}"></button> </div> <div class="stat-block flex-center"> <label>Alerta</label> <input name="attr_alerta" type="number" value=""> <span name="attr_alerta"></span> <button name="roll_alerta" type="roll" value="&{template:default} {{name=alerta}} {{Result=[[(@{alerta}+?{Name of Query|entendimiento, @{entendimiento}|destreza, @{destreza}})d10k@{alerta}!!]]}}"></button> </div> </div> evasion: <input type="hidden" name="attr_evasion" value="0"/> <span name="attr_evasion"></span> <div class="stat-block flex-center"> <label>DEfeNSE</label> <input name="attr_defense" type="value"> <input name="attr_defense" type="value"> </div> <div class="stat-block flex-center"> <label>HIT POINTS</label> <input name="attr_hit_points" type="number" value=""> <input name="attr_hit_points_max" type="number" value=""> </div> </div> <!-- ---------------------------SHEET WORKERS----------------- --> <script type="text/worker"> <h1>Valor en Estadistica</h1> const stats = ["fuerza", "destreza", "constitucion", "entendimiento", "fe", "bravura", "carisma",]; stats.forEach(stat => { on(`change:${stat}`, () }); }); }); }); <h1>Tirada de Habilidad</h1> const habilidad = ["alerta","academisismo"]; stats.forEach(stat => { on(`change:${stat}`, () }); }); }); }); <h1>evasion</h1> on("sheet:opened change:destreza", function() { getAttrs(["destreza"], function(values) { var output = Math.floor((parseInt(values["destreza"])||0)*5); setAttrs({ "evasion": output }); }); }); <h1>Tabs</h1> const buttonlist = ["character","journal","configuration"]; buttonlist.forEach(button => { on(`clicked:${button}`, function() { setAttrs({ sheetTab: button }); }); }); </script>