investigating the common types and sources of iranian efl learners’ writing errors

The purpose of the study was to investigate common english errors in the writing of kangani efl learners and to identify the sources of these errors. the participants in the research consisted of 28 english language learners residing in kangan, located in bushehr province, who were studying english at various institutes in kangan at the intermediate level. the learners were required to write a text of at least 10 to 20 sentences about their hometown as their assignment, which was to be completed in 30 minutes. according to keshavarz’s (2015) taxonomy, which is adapted from corder (1982), orthographic errors were the most frequent, while morphological errors were the least frequent. the findings revealed that kangani efl learners made errors in all categories except for comparative adjectives and possessives. additionally, based on the brown’s (2007) framework, interlingual errors was the main sources of identified errors by the efl learners. these results highlight the necessity for enhanced writing instruction.