已source、编译成功
roslaunch qr_tf qr_tf.launch失败,提示:
cannot launch node of type[qr_tf/qr_tf]:cannot locate node of type [qr_tf]in package [qr_tf].Make sure file exists in package path and permission is set to execu`table chmod +X
从网上找的问题和解决办法,如:给文件权限、排除功能包重名等均已排除,还是错误
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