Je was op zoek naar: occured (Engels - Wels)

an internal error occured
digwyddodd gwall system

we are all touched and charmed when children visit us , as occured before the plenary today
yr ydym i gyd wrth ein bodd pan ddaw plant i ymweld â ni , fel a ddigwyddodd cyn y cyfarfod llawn heddiw

we would have a direct interest had the financial responsibility for the european social fund been transferred earlier , or had the events leading to the requirement to repay money occured after 2000 , when the responsibility was transferred from the department for employment and education to the assembly
byddai budd uniongyrchol gennym pe bai'r cyfrifoldeb ariannol dros gronfa gymdeithasol ewrop wedi'i drosglwyddo yn gynharach , neu pe bai digwyddiadau a arweiniodd at yr orfodaeth i dalu arian yn ôl wedi digwydd ar ôl 2000 , pan drosglwyddwyd y cyfrifoldeb o'r adran addysg a chyflogaeth i'r cynulliad

a synchronization error occured: probably someone modified an entry remotely (i.e. on the server), which you have also modified locally (i.e. on your client).
sync conflict resolution