エラーメッセージ1：
$ narou convert --backtrace 158
>> Kindle用に変換します
ID:158 裏切られたＳランク冒険者の俺は、愛する奴隷の彼女らと共に奴隷だけのハーレムギルドを作る（旧題：Ｓランク冒険者の俺は奴隷の彼女らと共に、奴隷だけのハーレムギルドを作る） の変換を開始
#<Thread:0x0000561893e566c0@/var/lib/gems/2.5.0/gems/narou-3.4.2/lib/worker.rb:48 run> terminated with exception (report_on_exception is true):
Traceback (most recent call last):
21: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/worker.rb:49:in `block (3 levels) in start'
20: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:123:in `block in execute!'
19: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/commandbase.rb:134:in `execute!'
18: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/commandbase.rb:125:in `execute!'
17: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:133:in `execute'
16: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:152:in `main'
15: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:152:in `each'
14: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:159:in `block in main'
13: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:199:in `convert_novels'
12: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:199:in `with_index'
11: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:199:in `each'
10: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:200:in `block in convert_novels'
9: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/mixin/locker.rb:26:in `lock'
8: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:201:in `block (2 levels) in convert_novels'
7: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/command/convert.rb:236:in `convert_novel_main'
6: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/novelconverter.rb:52:in `convert'
5: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/novelconverter.rb:402:in `convert_main'
4: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/novelconverter.rb:402:in `each_with_index'
3: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/novelconverter.rb:402:in `each'
2: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/novelconverter.rb:404:in `block in convert_main'
1: from /var/lib/gems/2.5.0/gems/narou-3.4.2/lib/extension.rb:39:in `write'
/var/lib/gems/2.5.0/gems/narou-3.4.2/lib/extension.rb:39:in `rename': File name too long @ rb_file_s_rename - (/home/xxxxxxxxxxxxxxxxx/Novel/小説データ/ノクターンノベルズ/n8258et Ｓランク冒険者の俺は奴隷の彼女らと共に、奴隷だけのハーレムギルドを作る/2d61a57ad63622875d689ba1d2cf2c, /home/xxxxxxxxxxxxxxxxx/Novel/小説データ/ノクターンノベルズ/n8258et Ｓランク冒険者の俺は奴隷の彼女らと共に、奴隷だけのハーレムギルドを作る/[柊咲] 裏切られたＳランク冒険者の俺は、愛する奴隷の彼女らと共に奴隷だけのハーレムギルドを作る（旧題：Ｓランク冒険者の俺は奴隷の彼女らと共に、奴隷だけのハーレムギルドを作る）.txt) (Errno::ENAMETOOLONG)
