axapta - Ax 2012 tts error -

hi facing error while updating record in invent table. using following sample code.

static void job4(args _args) {     csinvbomsplitqtycalchelper  bomcalc;     qty                         qty;     inventtable                 inventtable;     inventtable                 updateinventtable;     bom                         bom;     boolean                     result;     bomid                       bomid;                  bomversion                  bomversion;     itemid                      item        = "1000m-3c-pcs";      select firstonly * bomversion             bomversion.active == true             && bomversion.itemid    == item             && csislengthitem(item) == false;      if (0 != bomversion.recid)     {         select * bom             bom.bomid                 == bomversion.bomid         exists join inventtable             bom.itemid                == inventtable.itemid             && inventtable.csislengthitem   == true;     }      if (0 != bom.recid)     {         result  = true;         bomcalc = csinvbomsplitqtycalchelper::construct(item);         qty     = bomcalc.getadvicedbomspoolqty();     }      ttsbegin;      while select forupdate updateinventtable         updateinventtable.itemid == item     {         updateinventtable.csinvbomsplitqty = qty;         updateinventtable.update();     }      ttscommit;      info(strfmt('%1, %2, %3', result, qty, inventtable.csinvbomsplitqty)); } 

this error get:

please me in resolving issue.

the error not caused job (but maybe earlier version).

just run small job reset tts level:

static ttsabort(args args) {     ttsabort; } 

tts level errors caused programming errors, calling return before ttscommit.