I separated my sequences using the primers of the genes 16s and 18s using the barcode splitter tool, then I converted them into fastq.gz format, because it is the format that requires them. When I want to open my sequences in Winrar, I get a message that the format is damaged, and I know that it is not a winrar problem because I have other sequences of the same format (fastq.gz) and I don’t have any problem to open them.
Let’s close this thread and keep follow up in the original Q&A here: Barcode splitter how to convert fastasanger to fastaq
In short, the compression formats are most likely incompatible. Or, the data was not completely downloaded.