Hi @shamjdeed
Whenever you have errors like these, we recommend submitting a bug report. That’s often a fast way to get help.
Looking at the (i) information icon, and checking the stderr and stdout, I see the following.
INFO @ Sun, 02 Jun 2019 12:45:55:
# Command line: callpeak -t /data/dnb02/galaxy_db/files/009/613/dataset_9613622.dat --name bigWigToBedGraph_on_data_13 --format BAM --gsize 2700000000 --keep-dup 1 --qvalue 0.05 --mfold 5 50 --bw 300
# ARGUMENTS LIST:
# name = bigWigToBedGraph_on_data_13
# format = BAM
# ChIP-seq file = ['/data/dnb02/galaxy_db/files/009/613/dataset_9613622.dat']
# control file = None
# effective genome size = 2.70e+09
# band width = 300
# model fold = [5, 50]
# qvalue cutoff = 5.00e-02
# Larger dataset will be scaled towards smaller dataset.
# Range for calculating regional lambda is: 10000 bps
# Broad region calling is off
# Paired-End mode is off
INFO @ Sun, 02 Jun 2019 12:45:55: #1 read tag files...
INFO @ Sun, 02 Jun 2019 12:45:55: #1 read treatment tags...
Exception struct.error: 'unpack requires a string argument of length 4' in 'MACS2.IO.Parser.BAMParser.tsize' ignored
Traceback (most recent call last):
File "/usr/local/tools/_conda/envs/mulled-v1-9745eaf08708c75d5cb939b005b2fbbcc13ccefcb86602af9e1bf012d47be274/bin/macs2", line 4, in <module>
__import__('pkg_resources').run_script('MACS2==2.1.1.20160309', 'macs2')
File "/usr/local/tools/_conda/envs/mulled-v1-9745eaf08708c75d5cb939b005b2fbbcc13ccefcb86602af9e1bf012d47be274/lib/python2.7/site-packages/pkg_resources/__init__.py", line 750, in run_script
self.require(requires)[0].run_script(script_name, ns)
File "/usr/local/tools/_conda/envs/mulled-v1-9745eaf08708c75d5cb939b005b2fbbcc13ccefcb86602af9e1bf012d47be274/lib/python2.7/site-packages/pkg_resources/__init__.py", line 1534, in run_script
exec(script_code, namespace, namespace)
File "/usr/local/tools/_conda/envs/mulled-v1-9745eaf08708c75d5cb939b005b2fbbcc13ccefcb86602af9e1bf012d47be274/lib/python2.7/site-packages/MACS2-2.1.1.20160309-py2.7-linux-x86_64.egg/EGG-INFO/scripts/macs2", line 617, in <module>
File "/usr/local/tools/_conda/envs/mulled-v1-9745eaf08708c75d5cb939b005b2fbbcc13ccefcb86602af9e1bf012d47be274/lib/python2.7/site-packages/MACS2-2.1.1.20160309-py2.7-linux-x86_64.egg/EGG-INFO/scripts/macs2", line 57, in main
File "/usr/local/tools/_conda/envs/mulled-v1-9745eaf08708c75d5cb939b005b2fbbcc13ccefcb86602af9e1bf012d47be274/lib/python2.7/site-packages/MACS2-2.1.1.20160309-py2.7-linux-x86_64.egg/MACS2/callpeak_cmd.py", line 73, in run
File "/usr/local/tools/_conda/envs/mulled-v1-9745eaf08708c75d5cb939b005b2fbbcc13ccefcb86602af9e1bf012d47be274/lib/python2.7/site-packages/MACS2-2.1.1.20160309-py2.7-linux-x86_64.egg/MACS2/callpeak_cmd.py", line 399, in load_tag_files_options
File "MACS2/IO/Parser.pyx", line 880, in MACS2.IO.Parser.BAMParser.build_fwtrack (MACS2/IO/Parser.c:13703)
File "MACS2/IO/Parser.pyx", line 893, in MACS2.IO.Parser.BAMParser.build_fwtrack (MACS2/IO/Parser.c:13111)
File "MACS2/IO/Parser.pyx", line 877, in MACS2.IO.Parser.BAMParser.get_references (MACS2/IO/Parser.c:12886)
struct.error: unpack requires a string argument of length 4
maybe this is helpful to you?